CN203028101U - Environment-friendly cigarette filter - Google Patents
Environment-friendly cigarette filter Download PDFInfo
- Publication number
- CN203028101U CN203028101U CN 201220732312 CN201220732312U CN203028101U CN 203028101 U CN203028101 U CN 203028101U CN 201220732312 CN201220732312 CN 201220732312 CN 201220732312 U CN201220732312 U CN 201220732312U CN 203028101 U CN203028101 U CN 203028101U
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- China
- Prior art keywords
- cavity
- cigarette
- filter
- environment
- friendly
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- 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 - Lifetime
Links
- 235000019504 cigarettes Nutrition 0.000 title claims abstract description 96
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000012986 modification Methods 0.000 abstract description 2
- 230000004048 modification Effects 0.000 abstract description 2
- 235000013311 vegetables Nutrition 0.000 description 36
- 244000025254 Cannabis sativa Species 0.000 description 15
- 230000012010 growth Effects 0.000 description 15
- 238000001914 filtration Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 5
- 238000006731 degradation reaction Methods 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 244000061176 Nicotiana tabacum Species 0.000 description 4
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 4
- 240000002948 Ophiopogon intermedius Species 0.000 description 4
- 241000219793 Trifolium Species 0.000 description 4
- 230000036541 health Effects 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- SNICXCGAKADSCV-JTQLQIEISA-N (-)-Nicotine Chemical compound CN1CCC[C@H]1C1=CC=CN=C1 SNICXCGAKADSCV-JTQLQIEISA-N 0.000 description 2
- 241000743339 Agrostis Species 0.000 description 2
- 241000445816 Arundo formosana Species 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 244000020518 Carthamus tinctorius Species 0.000 description 2
- 235000003255 Carthamus tinctorius Nutrition 0.000 description 2
- 244000052363 Cynodon dactylon Species 0.000 description 2
- 241001519375 Distichlis Species 0.000 description 2
- 241001518928 Eragrostis curvula Species 0.000 description 2
- 241000234643 Festuca arundinacea Species 0.000 description 2
- 241000209082 Lolium Species 0.000 description 2
- 235000003283 Pachira macrocarpa Nutrition 0.000 description 2
- 241001330451 Paspalum notatum Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 244000292693 Poa annua Species 0.000 description 2
- 240000001085 Trapa natans Species 0.000 description 2
- 235000014364 Trapa natans Nutrition 0.000 description 2
- 244000126073 Zoysia pungens var. japonica Species 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 229960002715 nicotine Drugs 0.000 description 2
- SNICXCGAKADSCV-UHFFFAOYSA-N nicotine Natural products CN1CCCC1C1=CC=CN=C1 SNICXCGAKADSCV-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 235000009165 saligot Nutrition 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000000391 smoking effect Effects 0.000 description 2
- 239000004577 thatch Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 231100000611 venom Toxicity 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229920006221 acetate fiber Polymers 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000007226 seed germination Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
Images
Landscapes
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
本实用新型涉及卷烟生产技术领域，更具体地，涉及一种环保型卷烟滤嘴，包括与卷烟本体连接的滤嘴本体，所述滤嘴本体内设有含有植物种子的腔体，腔体上设有直径大于植物种子直径的通孔，所述植物种子通过通孔与空气或水接触。该环保型卷烟滤嘴通过对滤嘴结构的改造，在滤嘴本体内设置腔体，腔体内放置一颗或数颗植物种子，当滤嘴本体被丢弃时，腔体内的植物种子通过设于腔体上的通孔与空气和水接触并萌芽生长，解决了废弃烟头的污染问题，保护了生态环境，美化了自然环境。本实用新型环保型卷烟滤嘴结构简单、使用方便、安全环保。
The utility model relates to the technical field of cigarette production, more specifically, relates to an environment-friendly cigarette filter, comprising a filter body connected with the cigarette body, a cavity containing plant seeds is arranged in the filter body, and a cavity containing plant seeds is arranged on the cavity A through hole with a diameter larger than that of a plant seed is provided, and the plant seed is in contact with air or water through the through hole. The environment-friendly cigarette filter adopts the modification of the filter structure, and a cavity is set in the filter body, and one or several plant seeds are placed in the cavity. When the filter body is discarded, the plant seeds in the cavity pass through the The through holes on the cavity are in contact with air and water and sprout and grow, which solves the pollution problem of discarded cigarette butts, protects the ecological environment, and beautifies the natural environment. The environmental-friendly cigarette filter tip of the utility model has the advantages of simple structure, convenient use, safety and environmental protection.
Description
Technical field
The utility model relates to the production of cigarettes technical field, more specifically, relates to a kind of environment-friendly type cigarette filter.
Background technology
China is tobacco big country, and annual production and the consumption of cigarette are sure to occupy the first in the world.Under the influence of the World Health Organization and the motion of anti-cigarette, smoking has become the focal issue that the whole society pays close attention to the harm of healthy and environment.In the tobacco and smoking set of prior art, that generally uses remains filter-tipped cylindrical cigarette, the sale ratio of cigarette with filter tip in tobacco business is higher than the sale of other form tobaccos far away, and in huge smoker colony, individual quality, environmental consciousness etc. are uneven, and people comprise that at outdoor stub after sucking cigarette filter tip often is directly to be discarded in the roadside, and this behavior is not only uncivil, and very unfriendly to environment, contaminated environment.
Existing cigarette cigarette is made up of cigarette body and filter tip, and the core of cigarette filter mainly is acetate fiber and propylene tow, and these chemical substances are difficult to natural degradation under natural environment.Because lack very effective recoverying and utilizing method in the prior art, these materials cause certain pollution to environment.In addition, there are many smokers that the cigarette end that oneself sucks cigarette is despised general idea, under situation about cigarette end not being extinguished, just throw out without care conveniently, thereby cause the generation of the fiery residence accident of many accidents, serious fiery residence accidents such as great forest fire residence, grassland Huo Zhai, fireworks and firecrackers factory fire residence are wherein more arranged, life security to people constitutes a serious threat, and has also caused huge property loss simultaneously.
Existing Chinese patent notification number is that CN1973704A discloses a kind of environment-friendly cigarette filter tip, pluck the bamboo greenery of healthy growth, place shady and cool dry place natural air drying, the leaf of bamboo after air-dry longitudinally is cut into filament, technology rolls into filter stick routinely then, obtains after the segmentation cutting again.But this filter tip natural degradation can not pollute environment, and the effective tar in the filtering cigarette flue gas, does not produce chemical micronic dust, is conducive to health.But because a large amount of production, in a single day this cigarette filter is applied, and must pass through felling bamboo bamboo grove as raw material, need be cost to destroy ecological environment, and this cigarette filter does not reach desirable friendly state yet to environment.
The utility model content
Technical problem to be solved in the utility model is; a kind of environment-friendly type cigarette filter is provided; the cavity that contains vegetable seeds is set in the filter tip body; when the filter tip body is dropped; vegetable seeds in the cavity contacts with empty G﹠W and sprout growth by the through hole of being located on the cavity; solve the pollution problem of discarded cigarette end, protected environment.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of environment-friendly type cigarette filter comprises the filter tip body that is connected with the cigarette body, is provided with the cavity that contains vegetable seeds in the described filter tip body, and cavity is provided with diameter greater than the through hole of vegetable seeds diameter, and described vegetable seeds contacts with air or water by through hole.Wherein, the vegetable seeds in the cavity can be one or several.When the smoker abandons cigarette, because the cavity that contains vegetable seeds is set in the filter tip body, cavity is provided with the through hole that can enter air or water, when the vegetable seeds ingress of air in the cavity and water or when being discarded in moisture in suddenly of filter tip bulk absorption in the soil, vegetable seeds progressively absorbs moisture, sprout growth in the natural environment of oxygen abundance, greening soil, solve the pollution problem of discarded cigarette end, improved environment.
In the such scheme, vegetable seeds can be that U.S.'s grass, Canada grass, Australia's grass, Argentina's grass, New Zealand are careless, Denmark grass, Taiwan grass, Korea's grass, Hawaii grass, annual bluegrass, Festuca Arundinacea, rye grass, Bermuda grass, bent grass, spend clover, safflower clover, weeping love grass, paspalum notatum, Manila, Bai Muda, water chestnut muscle, alkali thatch (salt grass), Japanese lawn grass, in the tuber of dwarf lilyturf (dwarf lilyturf) one or more in vain.
Preferably, described through hole is communicated with cavity and cigarette body, and when cigarette body after-flame, air or water contact by the interior vegetable seeds of described through hole and cavity.Through hole is located between cavity and the cigarette body and is not exposed in the air, and namely when cigarette was not used, the vegetable seeds in the cavity was in sealing state, has prolonged the time of preserving; When cigarette is used when finishing, namely through hole is exposed in the air, and this moment, air or water can contact with vegetable seeds in the cavity by through hole, promoted its sprout growth.Through hole can be arranged at the optional position of cavity, or directly be communicated with outside air or be communicated with the internal communication of filter tip body or with the cigarette body, no matter adopt which kind of form, as long as the vegetable seeds in the cavity can be contacted with air with moisture, for the sprout growth of vegetable seeds provides external condition, take full advantage of cigarette end to improve the purpose of environment thereby reach.
One of improve, be provided with the bag that supplies water in the through hole of described connection cavity and cigarette body, the bag that supplies water is fixed in the junction of through hole and cigarette body, and when cigarette body after-flame, the bag that supplies water breaks, and the water in the bag that supplies water infiltrates cavity by through hole.Because the cigarette body is during by after-flame, through hole is exposed in the air, may not there be this moment very sufficient moisture to supply with the interior vegetable seeds sprout growth of cavity, so in through hole, establish the bag that supplies water, when cigarette body during by after-flame, because the space of through hole is little, the temperature of cigarette body tip burning is enough to make the water supply bag to break, the interior water of bag that supplies water this moment infiltrates cavity, for vegetable seeds provides certain moisture, promotes its sprout growth.Simultaneously, when the bag that supplies water broke, moisture also can infiltrate into the end of cigarette body after-flame, had reduced the pollution that burns away and produce, and had also reduced the potential safety hazard of bringing when the cigarette end that does not extinguish is abandoned conveniently.
Preferably, described water supply bag be diameter less than the film water bag of described through-hole diameter, when cigarette body after-flame, bag easier the breaking of supplying water, and the easier inflow cavity of moisture wherein.
Two of improvement, described chamber outer wall is provided with heat-insulation layer, guarantees the temperature in the cavity, the environment that is more suitable for growing for providing of the vegetable seeds in the cavity.
Alternatively, the cross-sectional area of described cavity is less than or equal to the cross-sectional area of filter tip body, and namely the cavity middle part that can be located at the filter tip body is wrapped up by it, also can be directly as wherein a section of filter tip body.
Alternatively, the volume of described cavity is less than 1/2nd of the filter tip bulk volume.
Three of improvement is provided with fillter section in the described filter tip body, and described fillter section is located at the front end of cavity.The venomous injurant that produces during the burning of cigarette body is partly degraded through fillter section earlier, reduces tar content, reduces the harm to human body, and health is played the certain protection effect.
Preferably, described fillter section is the activated carbon filtration section that contains activated carbon granule.The adsorptivity of active carbon is strong, and more efficiently poisonous and harmful substances such as the tar of filtering cigarette body burning back generation, nicotine weaken the harmfulness to human body.
Three of improvement, the tipping paper that described filter tip body outer wrapping is made by degradation material, described filter tip body is connected by the bonding and cigarette body of tipping paper.But the tipping paper natural degradation can not pollute environment, and when cigarette was dropped, the plant seed germination in the easier promotion cavity was grown simultaneously.
Compared with prior art, the beneficial effects of the utility model are:
The utility model environment-friendly type cigarette filter is by the transformation to filter structures; in the filter tip body, cavity is set; place one or several vegetable seeds in the cavity; when the filter tip body is dropped; vegetable seeds in the cavity contacts with empty G﹠W and sprout growth by the through hole of being located on the cavity; solve the pollution problem of discarded cigarette end, protected ecological environment, beautified natural environment.The environmental protection simple in structure, easy to use, safe of this environment-friendly type cigarette filter.
Description of drawings
Fig. 1 is the structural representation of the utility model environment-friendly type cigarette filter.
Fig. 2 is the improvement structural representation of the utility model environment-friendly type cigarette filter.
The specific embodiment
Below in conjunction with concrete true mode the utility model is further described.
Embodiment 1
Be illustrated in figure 1 as first embodiment of the utility model environment-friendly type cigarette filter, comprise the filter tip body 20 that is connected with cigarette body 10, the tipping paper that filter tip body 20 outer wrapping are made by degradation material, filter tip body 20 is connected by the bonding and cigarette body 10 of tipping paper, be provided with cross-sectional area in the filter tip body 20 less than the cavity 30 of the cross-sectional area of filter tip body 20,5 seeds 32 of spending the clover plant in vain have been placed in the cavity 30, cavity 30 is provided with diameter greater than the through hole 31 of vegetable seeds 32 diameters, and vegetable seeds 32 contacts with air or water by through hole 31.In the present embodiment, the volume of cavity 30 is 1/3rd of filter tip body 20 volumes.
Wherein, through hole 31 can be arranged at the optional position of cavity 30, or directly be communicated with outside air or be communicated with the internal communication of filter tip body 20 or with cigarette body 10, no matter adopt which kind of form, as long as the vegetable seeds 32 in the cavity 30 can be contacted with air with moisture, for the sprout growth of vegetable seeds 32 provides external condition, take full advantage of cigarette end to improve the purpose of environment thereby reach.As shown in Figure 1, in the present embodiment, in order to prolong the holding time of vegetable seeds 32, before using, cigarette make vegetable seeds 32 be in sealing state, through hole 31 is arranged at connection cavity 30 and cigarette body 10 places, namely when cigarette body 10 after-flames, air or water just can contact by through hole 31 and cavity 30 interior vegetable seeds 32, thereby promote its sprout growth.
As shown in Figure 1, also be provided with fillter section 21 in the filter tip body 20, fillter section 21 is located at the front end of cavity 30.This fillter section 21 is for containing the activated carbon filtration section of activated carbon granule.The venomous injurant that produces during 10 burnings of cigarette body is partly degraded through the activated carbon filtration section earlier; reduce tar content; poisonous and harmful substances such as the tar that filtering cigarette body 10 burning backs produce, nicotine reduce the harm to human body, and health is played the certain protection effect.
When the smoker abandons cigarette, because the cavity 30 that contains one or several vegetable seeds 32 is set in the filter tip body 20, cavity 30 is provided with the through hole 31 that can enter air or water, when vegetable seeds 32 ingresss of air in the cavity 30 and water or when being discarded in the moisture of filter tip body in the soil 20 in absorbing suddenly, vegetable seeds 32 progressively absorbs moisture, sprout growth in the natural environment of oxygen abundance, greening soil, solve the pollution problem of discarded cigarette end, improved environment.This environment-friendly type cigarette filter is by the transformation to filter structures, and when filter tip body 20 was dropped, the vegetable seeds 32 in the cavity 30 was met the water sprout growth; solved the pollution problem of discarded cigarette end; protected ecological environment, beautified natural environment, its environmental protection simple in structure, easy to use, safe.
Embodiment 2
Be illustrated in figure 2 as second embodiment of the utility model environment-friendly type cigarette filter, as different from Example 1, the cross-sectional area of cavity 30 equates with the cross-sectional area of filter tip body 20, and namely cavity 30 is wherein a section of filter tip body 20, and such cigarette filter is manufactured easier.
Simultaneously, in order to make the vegetable seeds 32 in the cavity 30 after cigarette end is dropped, be more prone to germination and growth, present embodiment is done further to improve to cigarette filter, for vegetable seeds 32 has designed a better growing environment, be specially: as shown in Figure 2, in the through hole 31 that is communicated with cavity 30 and cigarette body 10, a diameter is set less than the film water bag 33 of through hole 31 diameters, film water bag 33 is fixed in the junction of through hole 31 and cigarette body 10, when cigarette body 10 after-flames, film water bag 33 breaks, and the water in the film water bag 33 infiltrates cavity 30 by through hole 31.This improvement is applicable to the situation of cigarette after-flame, and can break behind the material combustion of film water bag 33.Because cigarette body 10 is during by after-flame, through hole 31 is exposed in the air, vegetable seeds 32 sprout growths in the very sufficient moisture supply cavity 30 may not be arranged this moment, so in through hole 31, establish the bag that supplies water, when cigarette body 10 during by after-flame, because the space of through hole 31 is little, the temperature of cigarette body 10 terminal burnings is enough to make film water bag 33 to break, this moment, film water bag 33 interior water infiltrated cavity 30, for vegetable seeds 32 provides certain moisture, promoted its sprout growth.Simultaneously, when film water bag 33 broke, moisture also can infiltrate into the end of cigarette body 10 after-flames, had reduced the pollution that burns away and produce, and had also reduced the potential safety hazard of bringing when the cigarette end that does not extinguish is abandoned conveniently.
In order to guarantee the temperature in the cavity 30, establish a heat-insulation layer again at cavity 30 outer walls, the environment that is more suitable for growing that provides of the vegetable seeds 32 in the cavity 30 is provided.
Another embodiment of the utility model environment-friendly type cigarette filter, as different from Example 1, placed the seed of 5 other plants in the cavity, through evidence, place U.S.'s grass, Canada's grass, Australia's grass, Argentina's grass, New Zealand's grass, Denmark grass, the Taiwan grass, Korea's grass, the Hawaii grass, annual bluegrass, Festuca Arundinacea, rye grass, Bermuda grass, bent grass, safflower clover, weeping love grass, paspalum notatum, Manila, Bai Muda, the water chestnut muscle, alkali thatch (salt grass), Japanese lawn grass, the tuber of dwarf lilyturf (dwarf lilyturf) these plants seed, all can grow plant, beautify the environment.
Obviously, above-described embodiment of the present utility model only is for the utility model example clearly is described, and is not to be restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.All any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the utility model claim.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220732312 CN203028101U (en) | 2012-12-27 | 2012-12-27 | Environment-friendly cigarette filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220732312 CN203028101U (en) | 2012-12-27 | 2012-12-27 | Environment-friendly cigarette filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203028101U true CN203028101U (en) | 2013-07-03 |
Family
ID=48680258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220732312 Expired - Lifetime CN203028101U (en) | 2012-12-27 | 2012-12-27 | Environment-friendly cigarette filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203028101U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103054182A (en) * | 2012-12-27 | 2013-04-24 | 广东中烟工业有限责任公司 | Environment friendly type cigarette filter |
| CN117044990A (en) * | 2023-09-04 | 2023-11-14 | 安徽天翔高新特种包装材料集团有限公司 | Environmentally friendly cigarette and cigarette tipping paper |
| RU2867655C2 (en) * | 2021-11-11 | 2026-08-06 | Филип Моррис Продактс С.А. | Aerosol generating article, aerosol generating system, and method of manufacturing aerosol generating article |
-
2012
- 2012-12-27 CN CN 201220732312 patent/CN203028101U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103054182A (en) * | 2012-12-27 | 2013-04-24 | 广东中烟工业有限责任公司 | Environment friendly type cigarette filter |
| CN103054182B (en) * | 2012-12-27 | 2014-05-14 | 广东中烟工业有限责任公司 | Environment friendly type cigarette filter |
| RU2867655C2 (en) * | 2021-11-11 | 2026-08-06 | Филип Моррис Продактс С.А. | Aerosol generating article, aerosol generating system, and method of manufacturing aerosol generating article |
| CN117044990A (en) * | 2023-09-04 | 2023-11-14 | 安徽天翔高新特种包装材料集团有限公司 | Environmentally friendly cigarette and cigarette tipping paper |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Granted publication date: 20130703 |
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| CX01 | Expiry of patent term |