BR112014015813B1 - película de múltiplas camadas - Google Patents
película de múltiplas camadas Download PDFInfo
- Publication number
- BR112014015813B1 BR112014015813B1 BR112014015813-4A BR112014015813A BR112014015813B1 BR 112014015813 B1 BR112014015813 B1 BR 112014015813B1 BR 112014015813 A BR112014015813 A BR 112014015813A BR 112014015813 B1 BR112014015813 B1 BR 112014015813B1
- Authority
- BR
- Brazil
- Prior art keywords
- polymer
- inner portion
- outer layer
- ethylene
- layer
- Prior art date
Links
- 239000010410 layer Substances 0.000 claims abstract description 92
- 229920000642 polymer Polymers 0.000 claims abstract description 73
- 239000005977 Ethylene Substances 0.000 claims abstract description 29
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 25
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims abstract description 25
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims abstract description 24
- -1 polyethylene Polymers 0.000 claims abstract description 19
- 229920001577 copolymer Polymers 0.000 claims abstract description 18
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 9
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 9
- 239000004711 α-olefin Substances 0.000 claims abstract description 8
- 229920000573 polyethylene Polymers 0.000 claims abstract description 7
- 239000004698 Polyethylene Substances 0.000 claims abstract description 6
- 238000002844 melting Methods 0.000 claims abstract description 6
- 230000008018 melting Effects 0.000 claims abstract description 6
- 229920006242 ethylene acrylic acid copolymer Polymers 0.000 claims abstract description 5
- 239000004743 Polypropylene Substances 0.000 claims description 13
- 229920001155 polypropylene Polymers 0.000 claims description 12
- 229920001519 homopolymer Polymers 0.000 claims description 9
- 229920005604 random copolymer Polymers 0.000 claims description 8
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 229920002126 Acrylic acid copolymer Polymers 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 4
- 229920006226 ethylene-acrylic acid Polymers 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 2
- QHZOMAXECYYXGP-UHFFFAOYSA-N ethene;prop-2-enoic acid Chemical compound C=C.OC(=O)C=C QHZOMAXECYYXGP-UHFFFAOYSA-N 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- IKZZIQXKLWDPCD-UHFFFAOYSA-N but-1-en-2-ol Chemical compound CCC(O)=C IKZZIQXKLWDPCD-UHFFFAOYSA-N 0.000 claims 1
- 229920003145 methacrylic acid copolymer Polymers 0.000 claims 1
- 229920001384 propylene homopolymer Polymers 0.000 claims 1
- 239000002344 surface layer Substances 0.000 claims 1
- PNAAEIYEUKNTMO-UHFFFAOYSA-N S-Seven Chemical compound C=1C=CC=CC=1P(=S)(OCC)OC1=CC=C(Cl)C=C1Cl PNAAEIYEUKNTMO-UHFFFAOYSA-N 0.000 abstract description 18
- 239000000178 monomer Substances 0.000 abstract description 7
- 239000002253 acid Substances 0.000 abstract description 3
- 239000002356 single layer Substances 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 28
- 238000000034 method Methods 0.000 description 14
- 238000004806 packaging method and process Methods 0.000 description 8
- 229920000034 Plastomer Polymers 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 5
- 239000000806 elastomer Substances 0.000 description 5
- 235000013305 food Nutrition 0.000 description 5
- 229920001684 low density polyethylene Polymers 0.000 description 5
- 239000004702 low-density polyethylene Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000010076 replication Effects 0.000 description 5
- 235000013339 cereals Nutrition 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000032798 delamination Effects 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 238000011179 visual inspection Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- 229920006243 acrylic copolymer Polymers 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 229920005648 ethylene methacrylic acid copolymer Polymers 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000007765 extrusion coating Methods 0.000 description 2
- 238000009459 flexible packaging Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 229920005606 polypropylene copolymer Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 235000014510 cooky Nutrition 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 125000001072 heteroaryl group Chemical group 0.000 description 1
- RZXDTJIXPSCHCI-UHFFFAOYSA-N hexa-1,5-diene-2,5-diol Chemical compound OC(=C)CCC(O)=C RZXDTJIXPSCHCI-UHFFFAOYSA-N 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920005653 propylene-ethylene copolymer Polymers 0.000 description 1
- 235000011962 puddings Nutrition 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 235000011888 snacks Nutrition 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/06—Interconnection of layers permitting easy separation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
- B32B2250/246—All polymers belonging to those covered by groups B32B27/32 and B32B27/30
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2274/00—Thermoplastic elastomer material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/31—Heat sealable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/552—Fatigue strength
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/748—Releasability
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2323/00—Polyalkenes
- B32B2323/10—Polypropylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2323/00—Polyalkenes
- B32B2323/16—EPDM, i.e. ethylene propylene diene monomer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2333/00—Polymers of unsaturated acids or derivatives thereof
- B32B2333/04—Polymers of esters
- B32B2333/08—Polymers of acrylic acid esters, e.g. PMA, i.e. polymethylacrylate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2333/00—Polymers of unsaturated acids or derivatives thereof
- B32B2333/04—Polymers of esters
- B32B2333/12—Polymers of methacrylic acid esters, e.g. PMMA, i.e. polymethylmethacrylate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2439/00—Containers; Receptacles
- B32B2439/70—Food packaging
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
- Y10T428/2813—Heat or solvent activated or sealable
- Y10T428/2817—Heat sealable
- Y10T428/2826—Synthetic resin or polymer
Landscapes
- Laminated Bodies (AREA)
- Packages (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161580815P | 2011-12-28 | 2011-12-28 | |
| US61/580,815 | 2011-12-28 | ||
| PCT/US2012/071825 WO2013101931A1 (en) | 2011-12-28 | 2012-12-27 | Retortable easy opening seals for packaging film |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| BR112014015813A2 BR112014015813A2 (pt) | 2017-06-13 |
| BR112014015813A8 BR112014015813A8 (pt) | 2017-07-04 |
| BR112014015813B1 true BR112014015813B1 (pt) | 2020-12-22 |
Family
ID=47559734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112014015813-4A BR112014015813B1 (pt) | 2011-12-28 | 2012-12-27 | película de múltiplas camadas |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20140377548A1 (https=) |
| EP (1) | EP2797742B1 (https=) |
| JP (1) | JP6207526B2 (https=) |
| CN (1) | CN104136215B (https=) |
| BR (1) | BR112014015813B1 (https=) |
| ES (1) | ES2639287T3 (https=) |
| IN (1) | IN2014CN04780A (https=) |
| MX (1) | MX340400B (https=) |
| PL (1) | PL2797742T3 (https=) |
| RU (1) | RU2014130753A (https=) |
| WO (1) | WO2013101931A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10099453B2 (en) * | 2014-10-20 | 2018-10-16 | Dow Global Tchnologies LLC | Multilayer structure, a film made therefrom and a package formed therefrom |
| AR109065A1 (es) | 2016-07-28 | 2018-10-24 | Dow Global Technologies Llc | Estructuras multicapa, películas multicapa y envases formados a partir de ellas |
| WO2018118068A1 (en) | 2016-12-22 | 2018-06-28 | Bemis Company, Inc. | Packaging films with improved hot-tack performance |
| EP3655480B1 (en) | 2017-07-18 | 2022-07-27 | Dow Global Technologies LLC | Resins, multilayer films and packages comprising the same |
| SG10201903296WA (en) * | 2019-04-12 | 2020-09-29 | Thai Polyethylene Co Ltd | A Polypropylene Composition for Retort Packaging Application |
| WO2021026173A1 (en) | 2019-08-05 | 2021-02-11 | Bemis Company, Inc. | Stain resistant packaging film for retort applications |
| MX2023003753A (es) * | 2020-10-19 | 2023-04-24 | Dow Global Technologies Llc | Revestimientos para materiales de alta temperatura. |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4599392A (en) | 1983-06-13 | 1986-07-08 | The Dow Chemical Company | Interpolymers of ethylene and unsaturated carboxylic acids |
| CA2103401C (en) * | 1992-11-19 | 2002-12-17 | Mamoru Takahashi | Ethylene copolymer composition |
| DE69606811T3 (de) * | 1995-07-31 | 2012-01-12 | Kureha Corp. | Mehrschichtfolie |
| ATE247152T1 (de) * | 1996-03-21 | 2003-08-15 | Kobusch Sengewald Gmbh & Co Kg | Mehrlagenfolie, verfahren zu ihrer herstellung und ihre verwendung |
| JPH09327889A (ja) * | 1996-06-11 | 1997-12-22 | Sekisui Chem Co Ltd | シーラントフィルム |
| US5759648A (en) * | 1996-07-05 | 1998-06-02 | Viskase Corporation | Multilayer plastic film, useful for packaging a cook-in foodstuff |
| JPH11192679A (ja) * | 1998-01-05 | 1999-07-21 | Asahi Chem Ind Co Ltd | 熱収縮性多層フィルム |
| JP4358339B2 (ja) * | 1999-01-14 | 2009-11-04 | グンゼ株式会社 | ピーラブル剥離性の熱接着性積層フィルム及びその袋体 |
| US6479160B1 (en) * | 2001-03-09 | 2002-11-12 | Honeywell International Inc. | Ultra high oxygen barrier films and articles made therefrom |
| WO2003040442A1 (en) | 2001-11-06 | 2003-05-15 | Dow Global Technologies Inc. | Isotactic propylene copolymer fibers, their preparation and use |
| US7314669B2 (en) * | 2003-02-05 | 2008-01-01 | Pechiney Emballage Flexible Europe | Easy peel film structures |
| JP4288107B2 (ja) * | 2003-06-02 | 2009-07-01 | 日本ポリプロ株式会社 | 加熱殺菌処理食品包装用フィルム |
| CN101243221A (zh) | 2005-08-19 | 2008-08-13 | 陶氏环球技术公司 | 丙烯基熔喷无纺层及复合结构 |
| KR20080068043A (ko) * | 2005-10-05 | 2008-07-22 | 다우 글로벌 테크놀로지스 인크. | 폴리올레핀 기반의 박리가능 시일 |
| WO2008079755A2 (en) * | 2006-12-21 | 2008-07-03 | Dow Global Technologies Inc. | Layered films, packages prepared therefrom, and methods of making the same |
| JP4877062B2 (ja) * | 2007-05-15 | 2012-02-15 | Ｄｉｃ株式会社 | 共押出多層フィルム及び該フィルムからなる包装材 |
| JP2009154332A (ja) * | 2007-12-25 | 2009-07-16 | Japan Polyethylene Corp | 積層体 |
| JP5366835B2 (ja) * | 2008-02-08 | 2013-12-11 | 三井化学株式会社 | 加熱殺菌包装用フィルム |
| JP2012523324A (ja) * | 2009-04-10 | 2012-10-04 | ダウ グローバル テクノロジーズ エルエルシー | 高性能シール性共押出２軸配向ポリプロピレンフィルム |
| ES2628777T3 (es) * | 2009-05-08 | 2017-08-03 | Dow Global Technologies Llc | Películas multicapa a base de polipropileno termosellables y orientadas para aplicaciones retráctiles |
| CN103038062B (zh) * | 2010-05-31 | 2015-01-07 | 株式会社大塚制药工厂 | 多层薄膜以及由多层薄膜形成的袋子 |
-
2012
- 2012-12-27 IN IN4780CHN2014 patent/IN2014CN04780A/en unknown
- 2012-12-27 EP EP12815966.2A patent/EP2797742B1/en active Active
- 2012-12-27 JP JP2014550463A patent/JP6207526B2/ja active Active
- 2012-12-27 MX MX2014007927A patent/MX340400B/es active IP Right Grant
- 2012-12-27 US US14/364,333 patent/US20140377548A1/en not_active Abandoned
- 2012-12-27 CN CN201280070675.2A patent/CN104136215B/zh active Active
- 2012-12-27 WO PCT/US2012/071825 patent/WO2013101931A1/en not_active Ceased
- 2012-12-27 ES ES12815966.2T patent/ES2639287T3/es active Active
- 2012-12-27 RU RU2014130753A patent/RU2014130753A/ru not_active Application Discontinuation
- 2012-12-27 PL PL12815966T patent/PL2797742T3/pl unknown
- 2012-12-27 BR BR112014015813-4A patent/BR112014015813B1/pt active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| IN2014CN04780A (https=) | 2015-09-18 |
| ES2639287T3 (es) | 2017-10-26 |
| PL2797742T3 (pl) | 2017-12-29 |
| CN104136215A (zh) | 2014-11-05 |
| JP2015507565A (ja) | 2015-03-12 |
| BR112014015813A2 (pt) | 2017-06-13 |
| WO2013101931A1 (en) | 2013-07-04 |
| EP2797742A1 (en) | 2014-11-05 |
| MX340400B (es) | 2016-07-07 |
| BR112014015813A8 (pt) | 2017-07-04 |
| US20140377548A1 (en) | 2014-12-25 |
| MX2014007927A (es) | 2014-07-30 |
| JP6207526B2 (ja) | 2017-10-04 |
| CN104136215B (zh) | 2016-10-26 |
| EP2797742B1 (en) | 2017-07-05 |
| RU2014130753A (ru) | 2016-02-20 |
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| Date | Code | Title | Description |
|---|---|---|---|
| B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 27/12/2012, OBSERVADAS AS CONDICOES LEGAIS. |