CN207594496U - Screen printing plate - Google Patents
Screen printing plate Download PDFInfo
- Publication number
- CN207594496U CN207594496U CN201720764174.4U CN201720764174U CN207594496U CN 207594496 U CN207594496 U CN 207594496U CN 201720764174 U CN201720764174 U CN 201720764174U CN 207594496 U CN207594496 U CN 207594496U
- Authority
- CN
- China
- Prior art keywords
- halftone
- grenadine
- opening
- screen cloth
- datum mark
- 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
- 238000007650 screen-printing Methods 0.000 title abstract 3
- 238000003384 imaging method Methods 0.000 claims abstract description 61
- 239000000463 material Substances 0.000 claims abstract description 57
- 239000004744 fabric Substances 0.000 claims abstract description 50
- 235000011266 Passiflora quadrangularis Nutrition 0.000 claims description 57
- 244000179684 Passiflora quadrangularis Species 0.000 claims description 57
- 239000002184 metal Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000005530 etching Methods 0.000 description 6
- 239000011888 foil Substances 0.000 description 4
- 229920002521 macromolecule Polymers 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 238000005323 electroforming Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Abstract
The utility model provides a screen printing plate which is provided with a screen frame, a screen cloth, a datum point for identifying a plurality of positions of the screen printing plate and an imaging material which is positioned on the screen cloth and is provided with at least one opening.
Description
Technical field
The utility model is about halftone.
Background technology
The traditional screen cloth of Fig. 1 displays and the microphoto of imaging material opening.As shown in Figure 1, screen cloth mostly by macromolecule grenadine or
Metal grenadine 9 or the two mixed weaving form, wherein lateral grenadine, which intersects part with longitudinal grenadine, is referred to as net knot (Knot) 10.
It is coated with imaging material such as photoresist, emulsion, silica gel, the macromolecule of patternable to the screen cloth for being fixed to screen frame first when halftone makes
Photosensitive material, epoxy resin, UV glue, stainless steel metal foil, electroforming or electroplating formation metal foil, then provide with pattern and
Then imaging film and screen cloth set position are imaged and (adopt the processing procedures such as exposure, development, etching), formed by the imaging film of opening
The halftone of printable material.In the manufacturing process of traditional halftone, the opening 12 of the openings of certain narrow openings as shown in fig. 1
Region can include screen cloth on longitudinal grenadine position (and then including the net knot 10 on screen cloth), cause printing acquisitions pattern have
There are material deficiency or the non-uniform problem of material.12 systems that are open are formed by the pattern of the imaging material 11 on screen cloth, that is, on screen cloth
The part for not forming imaging material 11 is that can expose the grenadine 9 of screen cloth and the opening 12 of part mesh.Due to the micro- photograph in Fig. 1
In piece it is see-through imaging material 11, therefore can not find out screen cloth by imaging material cover without allow printing material by situation.Fig. 2
Screen cloth and the stereomicrograph of opening in the traditional halftone of display.When can be seen more clearly in the stereomicrograph of Fig. 2,
Screen cloth covered by imaging material 11 part and be not affected by cover part become opening 12 and open area include net knot 10 may
It causes relatively fewer by the printing material at this.
Invention content
The defects of to overcome the more than prior art, the purpose of this utility model is that proposing a kind of halftone, improves traditional net
The version harmful effect that transverse direction grenadine generates printed patterns with longitudinal grenadine when halftone pattern is more and more accurate.The utility model
The conducting wire that is particularly usable for forming on electronic product surface of halftone such as print the conducting wire that conducting resin material is obtained, energy
Pattern during material printing is maintained to stablize.
To achieve the above object, the utility model provides a kind of halftone, it includes a screen frame, a screen cloth, a datum mark and
One imaging material.The screen cloth is interwoven by plural longitudinal grenadine and plural lateral grenadine.The datum mark is for recognizing the net
The plural position of version and the relativeness of the datum mark.The imaging material is located on the screen cloth and at least one opening.
According to one of the utility model embodiment, the datum mark is also for the alignment of the halftone and an imaging film.
According to one of the utility model embodiment, which can be the lateral grenadine of the plural number and the longitudinal grenadine of the plural number
It is folded at least boundary of an opening, the plural number transverse direction grenadine or plural number longitudinal network of the plural number net knot at place, the imaging material
Yarn.
According to one of the utility model embodiment, the side of the screen frame of the halftone is vertical with the lateral grenadine of the plural number.
According to one of the utility model embodiment, at least one opening of the imaging material narrow is opened comprising a wide opening with one
Mouthful, and width opening is in the arranged perpendicular that is connected with the narrow opening.
According to one of the utility model embodiment, the region of the narrow opening does not expose any transverse direction grenadine and is indulged with any this
A net knot at place is folded to grenadine.
The technical solution of the utility model has the following advantages compared with prior art：
1st, because all net knots are avoided in the narrow opening region, traditional screen cloth material caused by netting knot in narrow opening is avoided
Printing is insufficient and/or non-uniform problem.
2nd, using the positioning idea relative to reference point, easily the regional location of narrow opening and net knot position are separated
Come, convenient for promoting the yield of halftone manufacture, reduce its cost.
3rd, the position of wider opening and relatively narrow opening is accurately controlled, increases grenadine support force, greatly improves
The use life cycle of halftone.
For the above-mentioned purpose of the utility model, feature and advantage can more be become apparent, with embodiment and will hereafter coordinate
Institute's accompanying drawings, are described in detail below.It is noted that each component in institute's accompanying drawings is only signal, not according to each component
Actual ratio be painted.
Description of the drawings
The traditional screen cloth of Fig. 1 displays and the microphoto of imaging material opening.
Screen cloth and the stereomicrograph of conducting resin material opening in the traditional halftone of Fig. 2 displays.
Fig. 3 shows the top view of the screen cloth and screen frame according to the halftone of the utility model.
Fig. 4 shows the amplification top view of the screen cloth of Fig. 3 according to the utility model, and display includes the screen cloth portion of datum mark
Point.
Fig. 5 is shown according to the initial halftone appearance in part of the utility model and the top view of patterns of openings, also to complete
The part screen cloth of halftone afterwards and the top view of patterns of openings.
Fig. 6 shows the figuratum halftone of the tool completed according to the utility model.
Specific embodiment
Below in conjunction with the accompanying drawings and preferred embodiment is further described the halftone of the utility model with its production method.
Halftone according to the utility model is as made by the method for comprising the steps of 1-7：
1. Fig. 3 shows the top view of the screen cloth and screen frame according to the halftone of the utility model.Fig. 4 shows the screen cloth of Fig. 3
Amplify top view, display includes the screen cloth part of datum mark.As shown in figure 3, providing an initial halftone 8 in step, packet
Containing screen cloth 7 and screen frame 6.As shown in figure 4, screen cloth is interwoven by plural lateral grenadine 9 and plural longitudinal grenadine 9, wherein multiple
Number transverse direction grenadine 9 longitudinal grenadine 9 generally parallel to each other and plural is generally parallel to each other and lateral grenadine 9 and longitudinal grenadine 9
Between can preferably press from both sides a right angle.In addition, system is known as a net at intersecting and (being folded) between a lateral grenadine and a longitudinal grenadine
Knot, the minimal openings system on screen cloth that four adjacent net knots cross are known as a mesh.The size of mesh is smaller, is coated with more
It is even, but the size of mesh small cannot pass through to blocking printing material such as conducting resin material, dyestuff etc..Screen cloth can by macromolecule silk thread or
Made by tinsel.The side of the screen frame 6 of initial halftone can it is vertical with one of longitudinal grenadine and the transverse direction grenadine but with
Another one is parallel or not parallel.However, the utility model is without being limited thereto, the angle between grenadine and screen frame can be all right angle or
It is all on-right angle.Angle between lateral grenadine and longitudinal grenadine also can be on-right angle.
2. an at least datum mark is marked and/or determines in the appropriate position of the initial halftone in step
(reference point), using the relativeness between the other positions of datum mark and initial halftone (such as far and near, orientation
Deng), recognize the plural critical positions in initial halftone.Such as in one embodiment, in specific position on the screen cloth opened
Sentence colouring, gluing mode indicates to recognize the datum mark datum mark 13 as shown in Figure 3 of different location and shown in Fig. 4
Datum mark 13, the datum mark as halftone.Such as in another embodiment, datum mark 13 can be coated with imaging material and exposure, show
Shadow and/or etching etc. image forming program be formed on the screen cloth of initial halftone, in this embodiment datum mark 13 can with one imaging
The mode of material pattern is presented.Such as in another embodiment, the datum mark modes such as can paint are formed in and are coated with imaging comprehensively
(i.e. datum mark is formed on screen cloth and has dried on material but the not yet screen cloth of image forming programs such as experience exposure, development and/or etching
But not yet on the imaging material of image forming programs such as experience exposure, development and/or etching).Such as in more another embodiment, it can determine
The fixed corner point 23 using the screen frame lower left corner is as the datum mark of initial halftone.It will be appreciated that the utility model is not limited to unity reference
Point can determine multiple datum marks with sharp horizontal direction and the two-dimensional alignment of vertical direction.If multiple benchmark are determined in this step
Point, then in subsequent step also on imaging film use multiple datum marks.
Step 1 can disobey aforementioned sequence progress with the step of step 2.For example, in step 2 place in place mark and/
Or determine that the action of an at least datum mark can carry out, therefore provided in step 1 initial before screen cloth and screen frame combination
Halftone has included datum mark and step 2 can be omitted.
3. to whole, initial halftone carries out appearance acquisition in this step, appearance captures mode available projector and projects, is outer
The mode for appearance imaging that sight scans or camera is taken pictures carries out.
4. Fig. 5 is shown according to the initial halftone appearance in part of the utility model and the top view of patterns of openings.In this step
In appearance identification is carried out to the initial halftone appearance of completion, and determine plural Important Characteristic Points such as plural grenadine, plural number net knot
(Knot) relativeness between said reference point 13 (such as far and near, orientation).Characteristic point can be net knot, lateral grenadine, indulge
To grenadine, mesh etc..Then as shown in figure 5, determining to be intended to be formed in using the apparent plural Important Characteristic Points of initial halftone
The position such as the opening edge for the boundary particularly narrow opening 16 that is open of plural number opening 15,16 on imaging film (and final halftone)
Boundary (boundaries that opening 15 and opening 16 are shown in phantom in Fig. 5), the region for making narrow opening do not made friends with repeatedly with any net (that is, by
The top view of Fig. 5 sees it, and the region of narrow opening is folded a net knot at place not comprising any lateral grenadine with any longitudinal grenadine).
In Figure 5, the wide rectangular aperture 15 being laterally extended may be used to form the bus electrode of solar panels battery and be longitudinally extended narrow
Rectangular aperture 16 may be used to form the finger electrode of solar panels battery, and be open 15 with being open 16 in the arranged perpendicular that is connected.It should
Note that " width " with it is " narrow " be opposite concept, it is intended that the relative size of expression opening 15 and opening 16 is without in limitation opening 15
With the actual size of opening 16.
5. an imaging film of an at least datum mark thereon is provided in this step, by the apparent benchmark of initial halftone
The datum mark of 13 alignment imaging film of point, and the datum mark 13 of initial halftone in appearance and plural Important Characteristic Points and plural number are opened
The relativeness of mouth 15,16 applies mechanically (projection or projection) to imaging film, by the pattern write-in imaging of plural number opening 15,16
Film and generate with plural number opening 15,16 pattern patterning imaging film.Its " applying mechanically " refers to initial halftone herein
Complex points in appearance and pattern (containing the relationship such as distance and position between datum mark, plural Important Characteristic Points and datum mark to etc.,
Relationship such as distance and position between plural number opening 15,16 and datum mark to etc.) projection is to imaging film so that in imaging film
Any position can find unique corresponding position in initial halftone appearance." projection " of meaning, which is preferably meant, herein is just trading
Shadow, it is vertical with the plane of initial halftone appearance and also vertical with the plane of imaging film to imply that each projection line.This place
Refer to its " projection " to be not limited to that appearance is projected to imaging with energy (laser or luminous point etc.) or solid material (such as pigment, glue material)
On film, also comprising software data, appearance processing and the operation that any appearance is not generated on imaging film.Imaging film can
For existing imaging film is added identifying position with one of the imaging film of datum mark gained or especially customized with datum mark
Imaging film.
6. the top view of part original net version appearance and patterns of openings in Fig. 5 step displays 4, Fig. 5 are also shown in this step
Screen cloth and the top view of imaging material patterns of openings after exposed development.Fig. 6 shows the tool completed according to the utility model
Figuratum halftone.In one embodiment, if after the step 2 for marking and/or determining datum mark on the screen cloth of initial halftone not
There is the dry imaging material of comprehensive coating, then in this step (step 6) in forming imaging material on the screen cloth of initial halftone and will be into
As film datum mark alignment have been formed with imaging material initial halftone datum mark, then to imaging material carry out comprising expose,
The image forming program (needing etching program if metal initial halftone is used) of development and/or etching etc., it is as shown in Figure 6 to be formed
The figuratum halftone of tool.In another embodiment, if in initial halftone after the step 2 for marking and/or determining datum mark
Screen cloth on leave the dry imaging material of comprehensive coating, then omitted in this step (step 6) action that forms imaging material and by
The datum mark alignment of imaging film has been formed with the datum mark of the initial halftone of imaging material, and then imaging material is carried out comprising exposure
The image forming program (needing etching program if metal initial halftone is used) of light, development and/or etching etc., to be formed such as Fig. 6 institutes
The figuratum halftone of tool shown.The magnified partial view system of this halftone with pattern is as shown in Figure 5.Completed have pattern it
Halftone is comprising screen frame, the screen cloth for being fixed to screen frame and being interwoven by plural longitudinal grenadine with plural number transverse direction grenadine and positioned at net
The imaging material pattern being open on cloth and at least one, wherein at least one opening are wide comprising an at least narrow opening 16 and at least one
Opening 15, the region of the narrow opening 16 is not folded with any net knot 10.Since the position of the net knot 10 of halftone is corresponded to initial
The position of the net knot 10 of halftone appearance, therefore (boundary system is with dotted line in Figure 5 by the boundary of narrow opening 16 as shown in Figure 5
Display) position and the position of net knot 10 of initial halftone the region of narrow opening 16 can be made not made friends with repeatedly with any net, and formed
Narrow opening as shown in Figure 5 does not expose the figuratum halftone of tool of net knot.It is hidden in Fig. 5 by imaging material (with shadow representation in figure)
The screen cloth covered make printing material as conducting resin material, dyestuff etc. can not by and not by imaging material covered (with shadow representation in figure)
Screen cloth can pass through printing material (i.e. by the screen cloth part of opening exposure), be can generate printing material by printing process
Pattern (the pattern system of printing material is identical with patterns of openings).It should be noted that the long side extending direction due to narrow opening 16
It is parallel with longitudinal grenadine, therefore narrow opening 16 will not be folded with longitudinal grenadine.
As shown in fig. 6, according to the utility model halftone with pattern of above method formation, there is screen frame, screen cloth, base
On schedule and imaging material.Screen cloth is interwoven by plural longitudinal grenadine and plural lateral grenadine.Datum mark can be used for recognizing the net
The plural position of version and the relativeness of the datum mark.Imaging material is located on the screen cloth and at least one opening.It is such as above-mentioned
Described in method, datum mark also can be used for the alignment of the halftone and an imaging film.The plural number position of the halftone can be that plural number is horizontal
At least boundary of an opening, the plural transverse direction net of the plural number net knot at place, imaging material are folded to the longitudinal grenadine of grenadine and the plural number
The longitudinal grenadine of yarn, plural number.It the side of the screen frame of the halftone can be vertical with the lateral grenadine of the plural number.At least one opens for this of the imaging material
Mouth may include a wide opening and a narrow opening, and width opening is in the arranged perpendicular that is connected with the narrow opening.The utility model net
A wherein emphasis for version is characterized in that the region of the narrow opening does not expose any transverse direction grenadine and is folded with any longitudinal direction grenadine
The one net knot at place.The imaging material can be photoresist, emulsion, silica gel, high-molecular photosensitive material, epoxy resin, UV glue, stainless steel metal
Foil or electroforming (plating) form metal foil.The grenadine can be Metal Yarns or macromolecule yarn, or both combination.
It will be appreciated that in the utility model halftone, datum system is determined/is marked in step 2, but imaged in step 6
The halftone pattern that program is formed may include datum mark or not comprising datum mark.This means, the patterns of openings of halftone can with datum mark
It is formed in different time points as formed in step 6 and step 2 or being formed in same time point such as the shape all in step 6 respectively
Into.
It can use to the different pattern of multiple screen paintings after certain screen painting processing procedures, be needed between halftone and halftone
Alignment procedure is wanted, therefore halftone can include the alignment mark (alignment formed by imaging material or other modes
mark).It should be noted that the utility model it is so-called to recognize plural critical positions its " datum mark " be different from it is aforementioned it
Alignment mark.Also, " datum mark " of the present invention is the different location recognized in halftone, and alignment mark is for different nets
Alignment between version.
Above-described embodiment it is merely for convenience explanation and illustrate, though arbitrarily repaiied by person of ordinary skill in the field
Change, all without departing from such as the range to be protected in claims.
Claims (6)
1. a kind of halftone, which is characterized in that the halftone includes：
One screen frame；
One screen cloth is interwoven by plural longitudinal grenadine and plural lateral grenadine；
One datum mark is the relativeness for recognizing the plural number position of the halftone and the datum mark；And
One imaging material is located on the screen cloth and at least one opening.
2. halftone as described in claim 1, which is characterized in that the datum mark is also for the halftone and pair of an imaging film
It is accurate.
3. halftone as described in claim 1, which is characterized in that the plural number position is the lateral grenadine of the plural number and plural number longitudinal direction
Grenadine be folded the plural number net knot at place, the imaging material this at least the boundary of an opening, plural number transverse direction grenadine or the plural number are longitudinal
Grenadine.
4. halftone as described in claim 1, which is characterized in that the side of the screen frame of the halftone is and the lateral grenadine of the plural number
Vertically.
5. halftone as described in claim 1, which is characterized in that at least one opening of the imaging material includes a wide opening and one
Narrow opening, and width opening is in the arranged perpendicular that is connected with the narrow opening.
6. halftone as claimed in claim 5, which is characterized in that the region of the narrow opening does not expose any transverse direction grenadine with appointing
The one longitudinal direction grenadine is folded a net knot at place.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW106101996A TWI609236B (en) | 2017-01-20 | 2017-01-20 | Screen printing plate and method for fabricating the same |
| TW106101996 | 2017-01-20 | ||
| CN201720283216 | 2017-03-22 | ||
| CN2017202832162 | 2017-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207594496U true CN207594496U (en) | 2018-07-10 |
Family
ID=62752957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720764174.4U Expired - Fee Related CN207594496U (en) | 2017-01-20 | 2017-06-28 | Screen printing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207594496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327388A (en) * | 2017-01-20 | 2018-07-27 | 维铭有限公司 | Screen printing plate and manufacturing method thereof |
-
2017
- 2017-06-28 CN CN201720764174.4U patent/CN207594496U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327388A (en) * | 2017-01-20 | 2018-07-27 | 维铭有限公司 | Screen printing plate and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2625734A (en) | Art of making color-kinescopes, etc. | |
| KR100891703B1 (en) | Manufacturing method of film having micro-pattern thereon and film manufactred thereby | |
| JP2018517975A (en) | Marking tab with 2D code | |
| CN207594496U (en) | Screen printing plate | |
| CN108989794B (en) | Virtual image information measuring method and system based on head-up display system | |
| TW201033755A (en) | Drawing apparatus, data processing apparatus for drawing apparatus, and method of producing drawing data for drawing apparatus | |
| CN109636890A (en) | Grain table method and apparatus, electronic equipment, storage medium, product | |
| TW201334876A (en) | Film forming device and film forming method | |
| CN107445489B (en) | Preparation method of glass plate containing colored ink grain patterns and glass plate | |
| CN108709500B (en) | Circuit board element positioning and matching method | |
| CN103331995B (en) | A kind of calibration equipment of screen printing of ceramic tiles and use its method | |
| CN108327388A (en) | Screen printing plate and manufacturing method thereof | |
| CN109856930A (en) | Alignment mark, substrate and preparation method thereof, exposure alignment method | |
| NL8001788A (en) | METHOD FOR MANUFACTURING A SCREEN FOR SCREEN PRINTING AND SCREEN MANUFACTURED BY THIS METHOD | |
| CN106770322A (en) | Calibration point depth detection method and temperature controller appearance detecting method | |
| CN106842376A (en) | A kind of three-dimensional metamaterial and its preparation method and application | |
| CN106447723B (en) | A kind of gold stamping template is to Barebone | |
| CN103941551B (en) | A kind of exposure mask plate, exposure sources and the manufacture method of substrate for display | |
| TWI609236B (en) | Screen printing plate and method for fabricating the same | |
| WO2021125154A1 (en) | Image good/defective learning device, image good/defective determination device, and image reading device | |
| CN104991420B (en) | Drawing apparatus, base plate processing system and plotting method | |
| CN114581506A (en) | Parallel algorithm for accurately calculating height by combining two-dimensional information and three-dimensional information | |
| TWM552116U (en) | Screen printing plate | |
| CN208092429U (en) | A kind of stamp plate burning device | |
| CN207509965U (en) | It is a kind of to print compound masterplate without knot |
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: 20180710 Termination date: 20210628 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |