CN217016712U - Experiment platform for chemistry experiments - Google Patents
Experiment platform for chemistry experiments Download PDFInfo
- Publication number
- CN217016712U CN217016712U CN202220117786.5U CN202220117786U CN217016712U CN 217016712 U CN217016712 U CN 217016712U CN 202220117786 U CN202220117786 U CN 202220117786U CN 217016712 U CN217016712 U CN 217016712U
- Authority
- CN
- China
- Prior art keywords
- waste liquid
- liquid treatment
- waste
- platform
- experiment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002474 experimental method Methods 0.000 title claims abstract description 59
- 239000002699 waste material Substances 0.000 claims abstract description 86
- 239000007788 liquid Substances 0.000 claims abstract description 69
- 239000000126 substance Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 206010020649 Hyperkeratosis Diseases 0.000 claims description 2
- 238000000151 deposition Methods 0.000 claims 1
- 239000002351 wastewater Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 239000010813 municipal solid waste Substances 0.000 description 15
- 238000005192 partition Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011173 large scale experimental method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model relates to the technical field of experiment platforms, in particular to an experiment platform for chemical experiments, which comprises a platform main body, wherein the platform main body comprises a workbench, four corners at the bottom of the workbench are respectively provided with a telescopic supporting leg capable of effectively adjusting the height according to the actual requirement of a user, the bottom of the telescopic supporting leg is provided with an anti-skidding foot pad, the bottom of the workbench and the position between the telescopic supporting legs are provided with a waste treatment structure capable of conveniently treating the waste generated by the experiments, the waste treatment structure comprises a waste liquid treatment cabinet and a waste treatment cabinet, the top of the workbench and the position above the waste liquid treatment cabinet are provided with a waste liquid treatment port, one side of the top of the workbench along the width direction is provided with a storage structure capable of conveniently storing and storing instruments, and the platform can conveniently carry out centralized treatment on the generated waste water and waste in the actual use process by arranging the waste treatment structure, thereby avoiding the phenomenon of local pollution.
Description
Technical Field
The utility model relates to the technical field of experiment platforms, in particular to an experiment platform for a chemical experiment.
Background
Chemistry is one of natural science, mainly at molecule, atom level, the composition of research material, nature, structure and change law, create new material, often need carry out various chemical experiments in chemistry teaching and research process at present, and general chemical experiment usually needs to be carried out on experimental platform, and experimental platform refers to the place of carrying out the experiment, has the plane that provides small-size experiment, has certain specification standard, also has the instrument and equipment that provides large-scale experiment etc..
However, the existing experiment platform for chemical experiments still has many defects, and the height of the existing experiment platform is usually fixed and is not easy to adjust, so that the height of the experiment platform can not be adjusted according to the requirements of workers in actual use, and the work of the workers is inconvenient; the existing experiment table can cause that waste water generated in the experiment can not be discharged correctly due to the chemical experiment in the using process, thereby easily causing the phenomenon of local pollution; and various chemistry need be used to in the general chemistry experiment process and, present laboratory bench can not accomodate the storage to laboratory glassware.
Therefore, it is necessary to design an experimental platform for chemical experiments to solve the above problems in the background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an experimental platform for chemical experiments to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides an experiment platform for chemistry experiments, including the platform main part, the platform main part includes the workstation, four corners in workstation bottom all are equipped with can be effectively according to the telescopic support leg that user's actual demand carries out height-adjusting, telescopic support leg bottom is equipped with anti-skidding callus on the sole, workstation bottom and the position that is located between the telescopic support leg are equipped with the waste disposal structure that can conveniently produce the wastes material to the experiment and handle, the waste disposal structure includes waste liquid disposal cabinet and refuse treatment cabinet, the workstation top just is located the position of waste liquid disposal cabinet top and is equipped with the waste liquid treatment mouth, one side of workstation top along width direction is equipped with the structure of accomodating that the convenience was accomodate and is deposited the realization instrument.
As a preferable scheme of the utility model, the telescopic supporting leg comprises an upper supporting rod, the bottom of the upper supporting rod is provided with a sliding rod, one side of the sliding rod is equidistantly distributed with a plurality of connecting screw holes along the height direction, the bottom of the sliding rod is sleeved with a lower supporting loop bar, and one side of the lower supporting loop bar, which is close to the connecting screw holes, is provided with a locking bolt through threaded connection.
As the preferable scheme of the utility model, the top of the telescopic supporting leg is provided with an installation plate, the installation plate is installed at four corners of the bottom of the workbench through bolt connection, and the locking bolts are in threaded connection with the connecting screw holes.
According to the preferable scheme of the utility model, one sides of the waste liquid treatment cabinet and the garbage treatment cabinet, which are far away from the containing structure, are respectively provided with the first door and the second door in a connected manner through hinges, one sides of the first door and the second door, which are far away from the containing structure, are respectively provided with the observation window and the throwing opening, the waste liquid treatment cabinet is internally provided with the waste liquid treatment tank, the waste liquid treatment tank and the waste liquid treatment opening are connected and installed through the liquid inlet structure, and the garbage storage drawer is arranged in the garbage treatment cabinet.
According to the preferable scheme of the utility model, the liquid inlet structure comprises a connecting plate, the connecting plate is connected and installed on the outer side of the waste liquid treatment port through a bolt, a funnel-shaped connecting piece is arranged inside the connecting plate, the bottom of the connecting piece is connected and installed with a connecting pipe, and one end, far away from the connecting piece, of the connecting pipe is connected with the waste liquid treatment tank.
As a preferable scheme of the utility model, the storage structure comprises a storage rack, a storage cavity is arranged on one side of the storage rack close to the waste liquid treatment port, a plurality of partition plates are arranged in the storage cavity, and a baffle plate is arranged on one side of each partition plate close to the waste liquid treatment port.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, by arranging the telescopic supporting leg, before the experiment platform is used, a user can manually screw the locking bolt to separate the locking bolt from the connecting screw hole, then the height of the telescopic supporting leg can be adjusted through the action of the lower supporting loop bar and the sliding rod, and after the height is adjusted to be proper, the lower supporting loop bar and the sliding rod are locked through the locking bolt again, so that the user can conveniently and reasonably adjust the experiment platform according to the actual requirements of the user, and the subsequent experiments of the user are facilitated.
2. According to the waste liquid treatment device, the waste liquid treatment structure is arranged, when the experiment platform is in actual use, a user can pour generated waste liquid into the waste liquid treatment port, the waste liquid can enter the waste liquid treatment tank through the funnel-shaped connecting piece and the connecting pipe sequentially through the liquid inlet structure, meanwhile, the user can deposit, draw and put experimental waste into the waste storage tank through the throwing port on the side where the door is opened through the second door, after an experiment is finished, the user can take out the waste liquid treatment tank and the waste storage tank respectively through the first door and the second door, and the waste storage tank are taken out and cleaned, so that the platform can conveniently perform centralized treatment on the generated waste water and waste in actual use, and the phenomenon of local pollution is avoided.
3. According to the utility model, through the arrangement of the storage structure, when a user finishes height adjustment of the telescopic supporting legs and prepares for an experiment, the user can sequentially and orderly place equipment required for the experiment on the partition plates in the storage cavity, and meanwhile, due to the arrangement of the baffle plates, the equipment can be effectively prevented from falling and breaking, so that the experiment equipment can be orderly and intensively stored by the platform, the area of the desktop can be effectively utilized, and the desktop looks cleaner and tidier.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partially exploded view of the present invention;
FIG. 3 is a schematic view of the internal structure of one side of the present invention;
FIG. 4 is an enlarged view of region A of the present invention.
In the figure: 1. a platform main body; 101. a work table; 102. a telescopic support leg; 1021. an upper support rod; 1022. a slide bar; 1023. a lower support loop bar; 1024. a connecting screw hole; 1025. locking the bolt; 103. anti-skid foot pads; 104. mounting a plate; 106. a waste liquid treatment port; 2. a receiving structure; 201. a storage rack; 202. a storage chamber; 203. a partition plate; 204. a baffle plate; 3. a waste disposal structure; 301. a waste liquid treatment cabinet; 302. a garbage disposal cabinet; 303. first opening a door; 304. secondly, opening the door; 305. a waste liquid treatment tank; 306. storing and pumping garbage; 307. a liquid inlet structure; 3071. a connecting plate; 3072. a connecting member; 3073. and (4) connecting the pipes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
To facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the utility model are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-4, the present invention provides a technical solution:
an experiment platform for chemical experiments comprises a platform main body 1, the platform main body 1 comprises a workbench 101, four corners at the bottom of the workbench 101 are respectively provided with a telescopic supporting leg 102 capable of effectively adjusting the height according to the actual requirements of a user, the bottom of the telescopic supporting leg 102 is provided with an anti-skidding foot pad 103, a waste treatment structure 3 capable of conveniently treating the waste generated by the experiments is arranged at the bottom of the workbench 101 and between the telescopic supporting legs 102, the waste treatment structure 3 comprises a waste liquid treatment cabinet 301 and a garbage treatment cabinet 302, a waste liquid treatment port 106 is arranged at the top of the workbench 101 and above the waste liquid treatment cabinet 301, one side of the top of the workbench 101 along the width direction is provided with a storage structure 2 capable of conveniently storing and storing instruments, and the telescopic supporting legs 102 are arranged, so that the user can conveniently and reasonably adjust according to the actual requirements of the user when using the experiment platform, thereby made things convenient for subsequent experiment of user to go on, through setting up waste disposal structure 3 for waste water and rubbish to the production that this platform can be convenient when in-service use carry out centralized processing, thereby avoid causing the phenomenon of local pollution, accomodate structure 2 through setting up, make this platform can be orderly concentrate experimental facilities and deposit, thereby can the effectual area that utilizes the desktop, make the desktop look cleaner and tidier simultaneously.
In the embodiment, referring to fig. 1, 2 and 3, the telescopic supporting leg 102 comprises an upper supporting rod 1021, a sliding rod 1022 is arranged at the bottom of the upper supporting rod 1021, a plurality of connecting screw holes 1024 are equidistantly distributed at one side of the sliding rod 1022 along the height direction, a lower supporting rod 1023 is sleeved at the bottom of the sliding rod 1022, a locking bolt 1025 is installed at one side of the lower supporting rod 1023 close to the connecting screw holes 1024 through threaded connection, a mounting plate 104 is arranged at the top of the telescopic supporting leg 102, the mounting plate 104 is installed at four corners at the bottom of the workbench 101 through threaded connection, the locking bolt 1025 is connected with the connecting screw holes 1024 through threaded connection, through the telescopic supporting leg 102, the user can conveniently and reasonably adjust according to the actual requirements of the user when using the experimental platform, thereby facilitating the subsequent experiments of the user, when the experimental platform is in actual use, the user can manually screw the locking bolt 1025 before using the experimental platform, make locking bolt 1025 break away from connecting screw 1024, the accessible lower support sleeve 1023 is adjusted with the effect of slide bar 1022 with telescopic support leg 102's height afterwards, adjust to after the suitable height again through locking bolt 1025 with down support sleeve 1023 and slide bar 1022 between the locking for the user can be convenient when using this experiment platform carry out reasonable regulation according to user's actual demand, thereby made things convenient for the subsequent experiment of user to go on.
In the embodiment, referring to fig. 1 and fig. 3, the waste liquid treatment cabinet 301 and the waste liquid treatment cabinet 302 are respectively provided with a first door 303 and a second door 304 by hinges at one side away from the receiving structure 2, and the first door 303 and the second door 304 are respectively provided with an observation window and a putting-in port at one side away from the receiving structure 2, the waste liquid treatment cabinet 301 is internally provided with a waste liquid treatment tank 305, the waste liquid treatment tank 305 and the waste liquid treatment port 106 are connected and mounted by a liquid inlet structure 307, the waste storage drawer 306 is arranged in the waste liquid treatment cabinet 302, by providing the waste material treatment structure 3, the platform can conveniently and centrally treat the generated waste water and waste when in actual use, thereby avoiding the phenomenon of local pollution, when the experimental platform is in actual use, a user can pour the generated waste liquid into the waste liquid treatment port 106, through the setting of inlet structure 307, the waste liquid can loop through leak hopper-shaped connecting piece 3072 and connecting pipe 3073 and enter into inside waste liquid treatment tank 305, the user can deposit to rubbish through the second opening door 304 one side put in mouthful and take out 306 and drop into experimental rubbish, after the experiment, the user can open the door through first 303 and the second 304 and take out waste liquid treatment tank 305 and rubbish respectively and deposit and take out 306 and clear up it, make this platform can be convenient when in-service waste water and rubbish to production carry out centralized processing, thereby avoid causing the phenomenon of local pollution.
In an embodiment, referring to fig. 3 and 4, the liquid inlet structure 307 includes a connection plate 3071, the connection plate 3071 is installed outside the waste liquid treatment port 106 through a bolt connection, a funnel-shaped connection member 3072 is disposed inside the connection plate 3071, and a connection pipe 3073 is installed at the bottom of the connection member 3072, wherein one end of the connection pipe 3073, which is far away from the connection member 3072, is connected to the waste liquid treatment tank 305.
In the embodiment, referring to fig. 1, fig. 2 and fig. 3, the storage structure 2 includes a storage rack 201, a storage cavity 202 is disposed on one side of the storage rack 201 close to the waste liquid treatment port 106, a plurality of partition boards 203 are disposed inside the storage cavity 202, a baffle 204 is disposed on one side of the partition boards 203 close to the waste liquid treatment port 106, by arranging the storage rack structure 2, the platform can orderly store experimental devices in a centralized manner, so as to effectively utilize the area of a desktop, and make the desktop look cleaner, when in actual use, when a user finishes adjusting the height of the telescopic support leg 102 to prepare an experiment, the user can orderly place the experimental devices on the partition boards 203 inside the storage cavity 202, and meanwhile, the baffle 204 can effectively prevent the devices from falling and breaking, so that the platform can orderly store the experimental devices in a centralized manner, thereby effectively utilizing the area of the desktop, while making the table top look cleaner.
The working principle is as follows: when the experiment platform is used, before the experiment platform is used, a user can manually screw the locking bolt 1025 to enable the locking bolt 1025 to be separated from the connecting screw hole 1024, then the height of the telescopic supporting leg 102 can be adjusted through the action of the lower supporting sleeve 1023 and the sliding rod 1022, the lower supporting sleeve 1023 and the sliding rod 1022 are locked through the locking bolt 1025 again after the height is adjusted to a proper height, when the user finishes the height adjustment of the telescopic supporting leg 102 and prepares an experiment, the user can orderly place equipment required by the experiment on the partition boards 203 in the storage cavity 202, meanwhile, the arrangement of the baffle plates 204 can effectively prevent the equipment from falling and breaking, when the experiment platform is actually used, the user can pour generated waste liquid into the waste liquid treatment port 106, and through the arrangement of the liquid inlet structure 307, the waste liquid can enter the waste liquid treatment tank 305 through the funnel-shaped connecting piece 3072 and the connecting pipe 3073 in sequence, simultaneously the user can deposit to rubbish through the second and take out 306 and drop into experimental rubbish to putting in the mouth of opening 304 one side, after the experiment, the user can take out waste liquid treatment tank 305 and rubbish respectively through first 303 and the second of opening the door 304 and deposit and take out 306 and clear up it for this platform can be convenient when in-service use carry out centralized processing to the waste water and the rubbish that produce, thereby avoid causing the phenomenon of local pollution.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an experiment platform for chemistry experiments, includes platform main part (1), its characterized in that: platform main part (1) is including workstation (101), four corners in workstation (101) bottom all are equipped with can be effectively according to be that user's actual demand carries out height-adjusting's telescopic support leg (102), telescopic support leg (102) bottom is equipped with anti-skidding callus on the sole (103), workstation (101) bottom just is located the position between telescopic support leg (102) and is equipped with waste disposal structure (3) that can conveniently produce the wastes material and handle to the experiment, waste disposal structure (3) are including waste liquid treatment cabinet (301) and refuse treatment cabinet (302), workstation (101) top just is located the position of waste liquid treatment cabinet (301) top and is equipped with waste liquid treatment mouth (106), workstation (101) top is equipped with convenient accomodating structure (2) of accomodating and depositing the realization instrument along width direction's one side.
2. The experimental platform for chemical experiments as claimed in claim 1, wherein: telescopic support leg (102) include support rod (1021), go up support rod (1021) bottom and be equipped with slide bar (1022), slide bar (1022) one side distributes along direction of height equidistance has a plurality of connection screw (1024), slide bar (1022) bottom cover is equipped with support loop bar (1023) down, support loop bar (1023) down and be close to one side of connecting screw (1024) and install locking bolt (1025) through threaded connection.
3. A chemical laboratory platform according to claim 1 or 2, wherein: the top of the telescopic support leg (102) is provided with a mounting plate (104), the mounting plate (104) is mounted at four corners of the bottom of the workbench (101) through bolt connection, and a locking bolt (1025) is in threaded connection with a connecting screw hole (1024).
4. The experimental platform for chemical experiments as claimed in claim 1, wherein: waste liquid treatment cabinet (301) and refuse treatment cabinet (302) keep away from one side of accomodating structure (2) and connect respectively through the hinge and install first opening door (303) and second opening door (304), and first opening door (303) and second opening door (304) keep away from one side of accomodating structure (2) and be equipped with the observation window respectively and put in the mouth, waste liquid treatment cabinet (301) inside is equipped with waste liquid treatment tank (305), and connect the installation through inlet structure (307) between waste liquid treatment tank (305) and waste liquid treatment mouth (106), refuse storage pump (306) is equipped with to refuse treatment cabinet (302) inside.
5. The experimental platform for chemical experiments according to claim 4, wherein: liquid inlet structure (307) include connecting plate (3071), and connecting plate (3071) are installed in waste liquid treatment mouth (106) outside through bolted connection, and connecting plate (3071) inside is equipped with hopper-shaped connecting piece (3072), and connecting piece (3072) bottom connect and install connecting pipe (3073), and wherein connecting pipe (3073) keep away from the one end and the waste liquid treatment jar (305) of connecting piece (3072) and are connected.
6. The experimental platform for chemical experiments according to claim 1, wherein: accomodate structure (2) including storage rack (201), one side that storage rack (201) are close to waste liquid treatment mouth (106) is equipped with deposits chamber (202), deposits chamber (202) inside and is equipped with a plurality of baffles (203), and one side that baffle (203) are close to waste liquid treatment mouth (106) is equipped with baffle (204).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220117786.5U CN217016712U (en) | 2022-01-17 | 2022-01-17 | Experiment platform for chemistry experiments |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220117786.5U CN217016712U (en) | 2022-01-17 | 2022-01-17 | Experiment platform for chemistry experiments |
Publications (1)
Publication Number | Publication Date |
---|---|
CN217016712U true CN217016712U (en) | 2022-07-22 |
Family
ID=82450097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202220117786.5U Expired - Fee Related CN217016712U (en) | 2022-01-17 | 2022-01-17 | Experiment platform for chemistry experiments |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN217016712U (en) |
-
2022
- 2022-01-17 CN CN202220117786.5U patent/CN217016712U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN218555079U (en) | Wide water tank cabinet | |
CN217016712U (en) | Experiment platform for chemistry experiments | |
CN110302848B (en) | Biological safety experiment cabinet for biological safety laboratory | |
CN209651969U (en) | A kind of aeration tank being convenient to clean | |
CN214514734U (en) | Operation panel for medical examination | |
CN208583048U (en) | A kind of countryside sewage treatment equipment of low-carbon environment-friendly | |
CN206792487U (en) | A kind of medical portable anaesthetic instrument table | |
CN208048397U (en) | The cleaning storage cabinet of Bioexperiment utensil | |
CN205570393U (en) | Chemical experiment table | |
CN211185152U (en) | Municipal garden environmental protection auxiliary device that grows seedlings | |
CN209077377U (en) | A kind of in vitro tissue dehydration device | |
CN215503469U (en) | Instrument rack is used in research of pharmacy pharmacology | |
CN218189757U (en) | All-steel high-temperature experiment table | |
CN205797262U (en) | Modified model reagent rack | |
CN220832358U (en) | Multifunctional cabinet combination | |
CN207075930U (en) | A kind of operating room organizer | |
CN221334304U (en) | Kit for purifying recombinant Sendai virus-like particles | |
CN217856285U (en) | Laboratory bench for biological cytology | |
CN215840845U (en) | Infusion support for nursing experiment teaching | |
CN213048400U (en) | Sterilization and disinfection device for large nursing | |
CN207413468U (en) | A kind of Bioexperiment workbench | |
CN219319773U (en) | Pathological sampling device for surgical specimens | |
CN220713328U (en) | Intelligent mirror cabinet with adjustable storage unit | |
CN216739873U (en) | Novel antifouling laboratory basin | |
CN214267239U (en) | Multifunctional traditional Chinese painting tool box |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220722 |
|
CF01 | Termination of patent right due to non-payment of annual fee |