CN203425049U - Two-section implant with spontaneous expansion function - Google Patents
Two-section implant with spontaneous expansion function Download PDFInfo
- Publication number
- CN203425049U CN203425049U CN201320464401.3U CN201320464401U CN203425049U CN 203425049 U CN203425049 U CN 203425049U CN 201320464401 U CN201320464401 U CN 201320464401U CN 203425049 U CN203425049 U CN 203425049U
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- Prior art keywords
- self
- expanding function
- period form
- notch
- implant
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- Expired - Lifetime
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- 239000007943 implant Substances 0.000 title claims abstract description 30
- 230000002269 spontaneous effect Effects 0.000 title abstract 2
- 238000002513 implantation Methods 0.000 claims description 36
- 210000004746 tooth root Anatomy 0.000 claims description 10
- 210000000988 bone and bone Anatomy 0.000 abstract description 16
- 230000008878 coupling Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 4
- 239000004053 dental implant Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract 2
- 238000001356 surgical procedure Methods 0.000 abstract 1
- 241000196324 Embryophyta Species 0.000 description 27
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 210000004513 dentition Anatomy 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 210000004195 gingiva Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000036346 tooth eruption Effects 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 241000757610 Nemacladus Species 0.000 description 1
- 208000001132 Osteoporosis Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001804 debridement Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0018—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools characterised by the shape
- A61C8/0033—Expandable implants; Implants with extendable elements
Landscapes
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Prosthetics (AREA)
Abstract
The utility model discloses a two-section implant with a spontaneous expansion function, which is applied to the restoration of teeth in dental implanting surgeries. The two-section implant comprises an implant body, a base station, a coupling screw and an expansion screw, wherein the implant body is connected with the base station through the coupling screw, the implant body is provided with an opening and a notch groove, the expansion screw is screwed in the implant body from the opening, and a wedged slope is adopted for promoting the expansion of the notch groove so as to generate a tensile force, so that the notch groove is fastened. According to the utility model, the expansion screw with a thread and a taper is screwed in the implant body, the wedged slope is adopted for promoting the expansion of the notch groove so as to generate the tensile force, and then a fastening effect is achieved, therefore, the early-stage stability of a dental implant is improved, and a missing tooth can be restored immediately; when the appearance of the implant body is in the shape of an imitation human tooth root, the damage on bones of patients can be more minimized on the premise of ensuring the early-stage stability.
Description
Technical field
This utility model relates to the prosthetic device in a kind of oral implantology field, especially a kind of two-period form implantation body with Self-expanding function.
Background technology
Due to dentistry implant reparation and traditional fixed bridge with removable denture reparation compare and there is the features such as reliable, comfortable, people are to its research and use more and more and pay close attention to.According to authoritative institution's statistics, approximately there is 10% people selecting in life Dental Implant technology to repair tooth.In developed country, approach 50% defect of dentition and dentition defect patient and understand the reparation of first-selected Dental Implant technology, so dentistry implant has broad prospects in dental care field.
But because patient's oral condition has individual variation, existing implant system has certain limitation.For example, in Alveolar bone insufficiency, sufferers of osteoporosis face or while at once repairing under the situations such as the bone destruction of exodontia nest is larger, plantation repair after implantation body's primary stability not good enough.Clinical analysis shows, the main cause of implant operation failure is that implantation body's initial stage steadiness is not enough, to such an extent as to implantation body can not form good bone with bone, integrates.Existing implantation body on the market can only provide the fixedly cylindrical or conical implantation body of specifications and models, the primary stability that external body screw thread provides implantation body is planted in dependence, for the not good enough patient of Level of Alveolar Bone quality, plant and repair rear implantation body primary stability deficiency, and also will lose more tooth socket bone amount while being applied at once plant, be unfavorable for the healing of wound.
Utility model content
The purpose of this utility model is to provide a kind of two-period form implantation body with Self-expanding function, dentistry implant initial stage steadiness is significantly improved, and utilize and imitate root of the tooth principle, in the situation that at utmost reducing the damage of patient's bone, complete the tooth reparation of special status, reduce implant operation rehabilitation duration and improve implant operation success rate.
To achieve these goals, the technical scheme that this utility model adopts is as follows:
A kind of two-period form implantation body with Self-expanding function, for the reparation of dentistry implant operation to tooth, comprise and plant body, base station, attachment screw and swell fixture, the described body of planting is connected by described attachment screw with described base station, the described body of planting is provided with opening and the groove of the notch, described swell fixture is planted body inside described in screwing in from described opening, utilizes wedge shape gradient to impel the expansion of described groove of the notch place to produce tension force and makes it fastening.
Further, described swell fixture lower end is provided with first conical surface of 7-10 tapering, and its upper end is be provided with the first screw thread cylindrical.
Further, the corresponding described swell fixture lower end of described groove of the notch inwall is provided with second conical surface of 7-10 tapering.
The having three pyramidal faces cooperation place of planting body and described base station further, is provided with the 4th conical surface of 15-90 tapering.
Middle part or the bottom of further,, planting body are provided with the described groove of the notch.
The outside of planting body further, is the threaded revolution bodily form of tool or imitative dental root shaped.
The profile of planting body further, comprises imitative dental root shaped, two threaded cylindrical, two threaded circular taper, becomes the taper of thread cylinder deformation threaded circular.
Further, described in, plant body inner for being provided with the aperture structure of the second screw thread.
Compared with prior art, this utility model utilizes wedge shape gradient to impel to plant body groove of the notch place to expand and produces tension force, reach fastening effect, increase substantially dentistry implant operation and planted the initial stage steadiness of body, by making with patient's root form matches, plant body, in the situation that at utmost reducing the damage of patient's bone, increase initial stage steadiness, to reduce implant operation rehabilitation duration and improve implant operation success rate, completing tooth reparation in particular cases.
Accompanying drawing explanation
Fig. 1 is the combination generalized section of this utility model the first embodiment;
Fig. 2 is the decomposition generalized section of this utility model the first embodiment;
Fig. 3 is that the swell fixture of this utility model the first embodiment screws in the generalized section of planting body inside;
Fig. 4 is that schematic diagram is opened in the expansion of planting after body screw-in swell fixture of this utility model the first embodiment;
Fig. 5 is the combination generalized section of this utility model the second embodiment;
Fig. 6 is the combination generalized section of this utility model the 3rd embodiment;
Fig. 7 is the decomposition generalized section of this utility model the 3rd embodiment;
Fig. 8 is the decomposition generalized section of this utility model the 4th embodiment.
Drawing reference numeral:
The specific embodiment
Below in conjunction with the drawings and specific embodiments, to the utlity model has the two-period form implantation body of Self-expanding function, be described further.
First, some terms of using in this utility model are described.
Mouth cavity planting body is called again tooth implant, is also called artificial tooth root.Be by operating mode by the upper mandibular bone at its implant into body agomphosis position, after its operation wound heal, install to repair at an upper portion thereof the device of artificial tooth.
Two-part implantation body: Abutment and retainer are divided into two sections rather than a whole Yi Lei implantation body.During operation, the retainer of being combined with osseous tissue and the base station of being combined with gingiva tissue carry out respectively two operations before and after being have been implanted, and by implantation body's center bolt, is connected to become a whole between two sections of base station and retainers.Operation is first by retainer implantable bone tissue for the first time, sew up wound, through the 4-6 month, until implant retention body, under complete non-loaded resting state, produce after synosteosis with osseous tissue, row second operation again, cut gingiva tissue, by implantation body's center bolt, connect base station, after taking out stitches, get final product delivery and complete final dummy.
Refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, for the utlity model has the first embodiment of the two-period form implantation body of Self-expanding function, described in there is two-period form implantation body reparation to tooth for dentistry implant operation of Self-expanding function.The described two-period form implantation body with Self-expanding function comprises plants body 1, base station 2, attachment screw 3 and swell fixture 4, the described body 1 of planting is connected by described attachment screw 3 with described base station 2, the described body 1 of planting is provided with opening 11 and the groove of the notch 12, described swell fixture 4 is planted body 1 inside described in screwing in from described opening 11, utilizes wedge shape gradient to impel the described groove of the notch 12 places expansion to produce tension force and makes it fastening.
Described swell fixture 4 lower ends are provided with first conical surface 41 of 7-10 tapering, and its upper end is be provided with the first screw thread 42 cylindrical.Corresponding described swell fixture 4 lower ends of the described groove of the notch 12 inwalls are provided with second conical surface 121 of 7-10 tapering.Described first conical surface 41 of described swell fixture 4 and described second conical surface 121 compression fit of the described groove of the notch 12.Described having three pyramidal faces 21 cooperation places of planting body 1 and described base station 2 are provided with the 4th conical surface 14 of 15-90 tapering, described described the 4th conical surface 14 of planting body 1 with the described having three pyramidal faces 21 of described base station 2 after closely cooperating, its junction will reach " cold welding " effect, good airproof performance, prevent from due to micro-seepage of implantation body, Peri-implant tissues being absorbed because antibacterial infects, thereby cause the loosening and failure of implantation body.In the present embodiment, described bottom of planting body 1 is provided with two described grooves of the notch 12, described outside of planting body 1 is the threaded revolution bodily form of tool, described profile of planting body 1 can comprise two threaded cylindrical, two threaded circular taper, becomes threaded cylindrical, become threaded circular taper, the described body 1 of planting is inner for being provided with the aperture structure of the second screw thread 13, and described attachment screw 3 lower ends are be provided with the 3rd screw thread 31 cylindrical.
The operation process that the described interior also generation of the two-period form implantation body implantable bone expansion with Self-expanding function strengthens maintenance is as follows:
Described in patient's CT data creating, plant body 1, carry out general planting pre-operative preparation, dentium sculptura turns over lobe.When carrying out the extension implant operation that threaded cylindrical and screw thread plant body 1 described in conical, expand step by step described in screwing in behind nest hole and plant body 1.Then, screw in described swell fixture 4 and plant after the inner desired depth of body 1 to described, described in plant the bottom of body 1 the described groove of the notch 12 outwards expand, screw in subsequently hygienic cap, conventional sewing-up cut.While planting body 1 inside described in described swell fixture 4 is screwed in, when enter plant body 1 described in the predetermined degree of depth the described groove of the notch 12 places owing to being subject to wedge shape extruding and outwards expanding, thereby the alveolar bone of inside, nest hole is produced to appropriate pressure, to have increased initial stage of implantation body stable.
The method for implantation of planting the one-stage operation of body 1 described in the threaded cylindrical of the two-period form implantation body with Self-expanding function described in the utility model and screw thread are conical is: successively with instruments such as round bur location, forward's brill, molding brills, expand step by step tooth socket hole, then will described in plant body 1 and screw in ready nest hole.
When secondary operation, after sterilization anesthesia, incision is turned over lobe and is screwed out described hygienic cap, with described attachment screw 3, described in described base station 2 accesses, plants body 1 inside, completes artificial tooth reparation.
Referring to Fig. 5, is second embodiment with the two-period form implantation body of Self-expanding function described in the utility model, and the difference of itself and described the first embodiment is: the described groove of the notch 12 is planted the middle part of body 1 described in being located at.
Refer to Fig. 6 and Fig. 7, for the 3rd embodiment with the two-period form implantation body of Self-expanding function described in the utility model, the difference of itself and described the first embodiment is: described in plant body 1 outside be imitative dental root shaped, the described groove of the notch 12 is planted the bottom of body 1 described in being located at.When adopt imitative dental root shaped described in plant body 1 while carrying out at once implant operation, directly by planting body 1 described in coupling, put into exodontia nest; Then, screw in described swell fixture 4 and plant after the inner desired depth of body 1 to described, described in plant the bottom of body 1 the described groove of the notch 12 outwards expand, screw in subsequently hygienic cap, conventional sewing-up cut.When secondary operation, lay down described hygienic cap, with described attachment screw 3, described in described base station 2 accesses, plant on body 1, complete artificial tooth reparation.
Referring to Fig. 8, is the 4th embodiment with the two-period form implantation body of Self-expanding function described in the utility model, and the difference of itself and described the first embodiment is: described in plant body 1 outside be imitative dental root shaped, the described groove of the notch 12 is planted the middle part of body 1 described in being located at.When adopt imitative dental root shaped described in plant body 1 while carrying out at once implant operation, directly by planting body 1 described in coupling, put into exodontia nest; Then, screw in described swell fixture 4 and plant after the inner desired depth of body 1 to described, described in plant the middle part of body 1 the described groove of the notch 12 outwards expand, screw in subsequently hygienic cap, conventional sewing-up cut.When secondary operation, lay down described hygienic cap, with described attachment screw 3, described in described base station 2 accesses, plant on body 1, complete artificial tooth reparation.
Described in imitative dental root shaped, plant body 1 and implants when at once planting, after debridement, needn't prepare exodontia nest hole, directly by planting body 1 described in matching, put into nest hole, at utmost retained the bone amount that remains alveolar bone.
In above-described embodiment, described in plant body 1 bottom or middle part be provided with two described grooves of the notch 12, certainly, this utility model is not limited to this, in other embodiments, described in plant body 1 the described groove of the notch 12 can be also one, can also be more than two.
More than describe preferred embodiment of the present utility model in detail, should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without creative work.Therefore, all technical staff in the art according to this utility model design on prior art basis by logical analysis, reasoning or according to the available technical scheme of limited experiment, all should be among the determined protection domain by these claims.
Claims (8)
1. a two-period form implantation body with Self-expanding function, for the reparation of dentistry implant operation to tooth, it is characterized in that: comprise and plant body, base station, attachment screw and swell fixture, the described body of planting is connected by described attachment screw with described base station, the described body of planting is provided with opening and the groove of the notch, described swell fixture is planted body inside described in screwing in from described opening, utilizes wedge shape gradient to impel the expansion of described groove of the notch place to produce tension force and makes it fastening.
2. the two-period form implantation body with Self-expanding function as claimed in claim 1, is characterized in that: described swell fixture lower end is provided with first conical surface of 7-10 tapering, and its upper end is be provided with the first screw thread cylindrical.
3. the two-period form implantation body with Self-expanding function as claimed in claim 2, is characterized in that: the corresponding described swell fixture lower end of described groove of the notch inwall is provided with second conical surface of 7-10 tapering.
4. the two-period form implantation body with Self-expanding function as claimed in claim 1, is characterized in that: described in plant body and described base station having three pyramidal faces cooperation place be provided with the 4th conical surface of 15-90 tapering.
5. the two-period form implantation body with Self-expanding function as claimed in claim 1, is characterized in that: described in plant body middle part or bottom be provided with the described groove of the notch.
6. the two-period form implantation body with Self-expanding function as claimed in claim 1, is characterized in that: described in plant body outside be the threaded revolution bodily form of tool or imitative dental root shaped.
7. the two-period form implantation body with Self-expanding function as described in as arbitrary in claim 1 to 6, is characterized in that: described in plant body profile comprise imitative dental root shaped, two threaded cylindrical, two threaded circular taper, become threaded cylindrical, become threaded circular taper.
8. the two-period form implantation body with Self-expanding function as described in as arbitrary in claim 1 to 6, is characterized in that: described in to plant body inner for being provided with the aperture structure of the second screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464401.3U CN203425049U (en) | 2013-07-31 | 2013-07-31 | Two-section implant with spontaneous expansion function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464401.3U CN203425049U (en) | 2013-07-31 | 2013-07-31 | Two-section implant with spontaneous expansion function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203425049U true CN203425049U (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320464401.3U Expired - Lifetime CN203425049U (en) | 2013-07-31 | 2013-07-31 | Two-section implant with spontaneous expansion function |
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| Country | Link |
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| CN (1) | CN203425049U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104000664A (en) * | 2014-04-11 | 2014-08-27 | 广西大学 | Elastic-expansion immediate implantation type dental implant system |
| WO2017116345A1 (en) * | 2015-12-29 | 2017-07-06 | Tobb Ekonomi Ve Teknoloji Universitesi | An expandable dental implant |
| CN107693141A (en) * | 2017-10-20 | 2018-02-16 | 广州市健齿生物科技有限公司 | It is a kind of to expand fixed combined type planting body |
| CN108309480A (en) * | 2018-02-23 | 2018-07-24 | 中国人民解放军第四军医大学 | A kind of dental implant |
| CN110368115A (en) * | 2019-08-19 | 2019-10-25 | 浙江明威医疗器械有限公司 | Dental implant and implantation methods |
| CN113331973A (en) * | 2021-06-04 | 2021-09-03 | 廖立凡 | Oral implant and oral implant assembly |
-
2013
- 2013-07-31 CN CN201320464401.3U patent/CN203425049U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104000664A (en) * | 2014-04-11 | 2014-08-27 | 广西大学 | Elastic-expansion immediate implantation type dental implant system |
| WO2017116345A1 (en) * | 2015-12-29 | 2017-07-06 | Tobb Ekonomi Ve Teknoloji Universitesi | An expandable dental implant |
| CN107693141A (en) * | 2017-10-20 | 2018-02-16 | 广州市健齿生物科技有限公司 | It is a kind of to expand fixed combined type planting body |
| CN107693141B (en) * | 2017-10-20 | 2023-09-19 | 广东健齿生物科技有限公司 | Expansion-fixed combined implant |
| CN108309480A (en) * | 2018-02-23 | 2018-07-24 | 中国人民解放军第四军医大学 | A kind of dental implant |
| CN110368115A (en) * | 2019-08-19 | 2019-10-25 | 浙江明威医疗器械有限公司 | Dental implant and implantation methods |
| CN113331973A (en) * | 2021-06-04 | 2021-09-03 | 廖立凡 | Oral implant and oral implant assembly |
| CN113331973B (en) * | 2021-06-04 | 2022-09-23 | 西安交通大学口腔医院 | Oral implant and oral implant assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHEN XIANSHUAI Free format text: FORMER OWNER: GUANGZHOU INSTITUTE OF ADVANCED TECHNOLOGY, CHINESE ACADEMY OF SCIENCES Effective date: 20150112 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150112 Address after: 511458 Nansha District Haibin Road, Guangdong, China, No. 1121, No. Patentee after: Chen Xianshuai Address before: 511458 Guangzhou, Guangdong, Nansha District, No. 1121 Haibin Road, building A, No. 401 Patentee before: GUANGZHOU INSTITUTE OF ADVANCED TECHNOLOGY, CHINESE ACADEMY OF SCIENCES |
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| ASS | Succession or assignment of patent right |
Owner name: GUANGZHOU INSTITUTE OF ADVANCED TECHNOLOGY, CHINES Free format text: FORMER OWNER: CHEN XIANSHUAI Effective date: 20150206 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150206 Address after: 511458 Nansha District Haibin Road, Guangdong, China, No. 1121, No. Patentee after: GUANGZHOU INSTITUTE OF ADVANCED TECHNOLOGY, CHINESE ACADEMY OF SCIENCES Address before: 511458 Nansha District Haibin Road, Guangdong, China, No. 1121, No. Patentee before: Chen Xianshuai |
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| ASS | Succession or assignment of patent right |
Owner name: CHEN XIANSHUAI Free format text: FORMER OWNER: GUANGZHOU INSTITUTE OF ADVANCED TECHNOLOGY, CHINESE ACADEMY OF SCIENCES Effective date: 20150407 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150407 Address after: 511458 Nansha District Haibin Road, Guangdong, China, No. 1121, No. Patentee after: Chen Xianshuai Address before: 511458 Nansha District Haibin Road, Guangdong, China, No. 1121, No. Patentee before: GUANGZHOU INSTITUTE OF ADVANCED TECHNOLOGY, CHINESE ACADEMY OF SCIENCES |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160119 Address after: 511458, Guangzhou, Guangdong province Nansha District Haibin Road, No. 1121, C building, first floor Patentee after: GUANGZHOU JIANCHI BIOTECHNOLOGY Co.,Ltd. Address before: 511458 Nansha District Haibin Road, Guangdong, China, No. 1121, No. Patentee before: Chen Xianshuai |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 511457 room 101-103, No. 37, Jinlong Road, Nansha street, Nansha District, Guangzhou City, Guangdong Province (can not be used as a workshop) Patentee after: Guangdong Jianchi Biotechnology Co.,Ltd. Address before: 511458 1st floor, building C, 1121 Haibin Road, Nansha District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU JIANCHI BIOTECHNOLOGY Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |