ATE152147T1 - Hyperverzweigte polyester - Google Patents
Hyperverzweigte polyesterInfo
- Publication number
- ATE152147T1 ATE152147T1 AT91920091T AT91920091T ATE152147T1 AT E152147 T1 ATE152147 T1 AT E152147T1 AT 91920091 T AT91920091 T AT 91920091T AT 91920091 T AT91920091 T AT 91920091T AT E152147 T1 ATE152147 T1 AT E152147T1
- Authority
- AT
- Austria
- Prior art keywords
- hyperbranched polyesters
- polymers
- multiplicity
- polymerizing
- monomer
- Prior art date
Links
- 229920006150 hyperbranched polyester Polymers 0.000 title abstract 2
- 229920000642 polymer Polymers 0.000 abstract 2
- 239000004952 Polyamide Substances 0.000 abstract 1
- 125000000524 functional group Chemical group 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 229920002647 polyamide Polymers 0.000 abstract 1
- 230000000379 polymerizing effect Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G83/00—Macromolecular compounds not provided for in groups C08G2/00 - C08G81/00
- C08G83/002—Dendritic macromolecules
- C08G83/005—Hyperbranched macromolecules
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/065—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids the hydroxy and carboxylic ester groups being bound to aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/48—Polymers modified by chemical after-treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Polyesters Or Polycarbonates (AREA)
- Polyamides (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US61539890A | 1990-11-19 | 1990-11-19 | |
| US76332291A | 1991-09-20 | 1991-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE152147T1 true ATE152147T1 (de) | 1997-05-15 |
Family
ID=27087499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT91920091T ATE152147T1 (de) | 1990-11-19 | 1991-10-28 | Hyperverzweigte polyester |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US6300424B1 (de) |
| EP (1) | EP0558556B1 (de) |
| JP (1) | JP2795418B2 (de) |
| AT (1) | ATE152147T1 (de) |
| CA (1) | CA2096144A1 (de) |
| DE (1) | DE69125846T2 (de) |
| WO (1) | WO1992008749A1 (de) |
Families Citing this family (73)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5264543A (en) * | 1991-10-30 | 1993-11-23 | E. I. Du Pont De Nemours And Company | Hyperbranched aramid |
| US5196502A (en) * | 1991-11-05 | 1993-03-23 | Eastman Kodak Company | Method for the preparation of multiply-branched aromatic polyesters |
| US5493000A (en) * | 1992-02-21 | 1996-02-20 | Alliedsignal Inc. | Fractal polymers and graft copolymers formed from same |
| US5227462A (en) * | 1992-07-13 | 1993-07-13 | Eastman Kodak Company | Preparation of multiply-branched aliphatic-aromatic polyesters and multiply-branched aliphatic-aromatic polyesters |
| US5214122A (en) * | 1992-07-13 | 1993-05-25 | Eastman Kodak Company | Preparation of multiply-branched cycloalkyl polyesters and multiply-branched cycloalkyl polyesters |
| US5225522A (en) * | 1992-07-13 | 1993-07-06 | Eastman Kodak Company | Multiply-branched aliphatic-aromatic polyesters and method for preparing multiply-branched aliphatic-aromatic polyesters |
| US5480944A (en) * | 1993-08-23 | 1996-01-02 | Alliedsignal Inc. | Interpenetrating blends of linear polymers and compatible fractal polymers |
| BE1008134A3 (nl) * | 1994-03-16 | 1996-01-23 | Dsm Nv | Bereiding van stervormig vertakte polymeren. |
| EP0846000A1 (de) * | 1995-08-18 | 1998-06-10 | Hoechst Celanese Corporation | Hyperverzweigte polymere |
| BE1009976A3 (nl) * | 1996-01-19 | 1997-11-04 | Dsm Nv | Sterk vertakte polymeren. |
| FR2766197B1 (fr) * | 1997-07-17 | 1999-09-03 | Nyltech Italia | Copolyamide thermoplastique, composition a base de ce copolyamide thermoplastique |
| US6468519B1 (en) * | 1997-09-10 | 2002-10-22 | Rutgers, The State University Of New Jersey | Polyanhydrides with biologically active degradation products |
| US7122615B1 (en) | 1998-09-10 | 2006-10-17 | Rutgers, The State University Of New Jersey | Polyanhydrides with therapeutically useful degradation products |
| US6486214B1 (en) * | 1997-09-10 | 2002-11-26 | Rutgers, The State University Of New Jersey | Polyanhydride linkers for production of drug polymers and drug polymer compositions produced thereby |
| US5998876A (en) * | 1997-12-30 | 1999-12-07 | International Business Machines Corporation | Reworkable thermoplastic hyper-branched encapsulant |
| EP0994157A1 (de) * | 1998-10-12 | 2000-04-19 | Dsm N.V. | Molecular verstärkte Polymerzusammensetzung |
| FR2793252B1 (fr) | 1999-05-05 | 2001-07-20 | Rhodianyl | Copolyamide hyperbranche, composition a base de ce copolyamide hyperbranche et procede d'obtention de ce dernier |
| US6685928B2 (en) | 1999-12-07 | 2004-02-03 | Rutgers, The State University Of New Jersey | Therapeutic compositions and methods |
| US20040038948A1 (en) | 1999-12-07 | 2004-02-26 | Uhrich Kathryn E. | Therapeutic compositions and methods |
| US6689350B2 (en) | 2000-07-27 | 2004-02-10 | Rutgers, The State University Of New Jersey | Therapeutic polyesters and polyamides |
| WO2002009769A2 (en) * | 2000-07-27 | 2002-02-07 | Rutgers, The State University Of New Jersey | Therapeutic azo-compounds for drug delivery |
| US6353082B1 (en) | 2000-10-26 | 2002-03-05 | Eastman Kodak Company | Highly branched polyesters through one-step polymerization process |
| JP2004523624A (ja) * | 2001-02-26 | 2004-08-05 | デューク ユニバーシティ | 新規なデンドリティックポリマー、およびその生物医学的使用 |
| US6534600B2 (en) * | 2001-03-26 | 2003-03-18 | Michigan Molecular Institute | Hyperbranched polyureas, polyurethanes, polyamidoamines, polyamides and polyesters |
| US6525170B1 (en) | 2001-07-31 | 2003-02-25 | Eastman Kodak Company | Highly branched polyesters through one-step polymerization process |
| US6541599B1 (en) * | 2001-07-31 | 2003-04-01 | Eastman Kodak Company | Process for manufacture of soluble highly branched polyamides, and at least partially aliphatic highly branched polyamides obtained therefrom |
| US6541600B1 (en) * | 2001-07-31 | 2003-04-01 | Eastman Kodak Company | Water soluble and dispersible highly branched polyamides |
| US7273897B2 (en) * | 2001-07-31 | 2007-09-25 | Eastman Kodak Company | Ink jet ink composition |
| FI20020186A0 (fi) * | 2002-01-31 | 2002-01-31 | Rissanen Kari | Toimintakykyiset polyesteridendrimeerit, niiden valmistusmenetelmõ ja kõytt÷ |
| US20040131582A1 (en) * | 2002-02-26 | 2004-07-08 | Grinstaff Mark W. | Novel dendritic polymers and their biomedical uses |
| US6890703B2 (en) * | 2002-03-06 | 2005-05-10 | International Business Machines Corporation | Preparation of crosslinked particles from polymers having activatible crosslinking groups |
| US6818695B2 (en) | 2002-05-20 | 2004-11-16 | 3M Innovative Properties Company | Extrudable thermoplastic compositions |
| EP1367080A1 (de) | 2002-05-29 | 2003-12-03 | Hycail B.V. | Hyperverzweigte Polyhydroxycarbonsäurepolymere |
| AU2003251992A1 (en) * | 2002-07-17 | 2004-02-02 | Rutgers, The State University | Therapeutic devices for patterned cell growth |
| US7153905B2 (en) * | 2003-03-21 | 2006-12-26 | The General Hospital Corporation | Hyperbranched dendron and methods of synthesis and use thereof |
| DE10318584A1 (de) * | 2003-04-24 | 2004-11-11 | Basf Ag | Hochverzweigte polymere Stabilisatoren |
| DE102004005657A1 (de) * | 2004-02-04 | 2005-08-25 | Basf Ag | Fließfähige Polyesterformmassen |
| DE102004005652A1 (de) | 2004-02-04 | 2005-08-25 | Basf Ag | Fließfähige Polyesterformmassen |
| MY139705A (en) * | 2004-07-19 | 2009-10-30 | Basf Ag | Mixtures of hyperbranched polyesters with polycarbonates as additive for polyester molding compositions |
| DE102004035357A1 (de) * | 2004-07-21 | 2006-03-16 | Basf Ag | Kontinuierliches Verfahren zur Herstellung von Polyalkylenarylaten mit hyperverzweigten Polyestern und/oder Polycarbonaten |
| DE102004059243A1 (de) * | 2004-08-10 | 2006-02-23 | Basf Ag | Thermoplastische Formmassen mit verbesserten Fließ- und Entformungseigenschaften |
| DE102004038976A1 (de) * | 2004-08-10 | 2006-02-23 | Basf Ag | Fließfähige Polyesterformmassen mit ASA/ABS und SAN |
| DE102004038979A1 (de) * | 2004-08-10 | 2006-02-23 | Basf Ag | Schlagzähmodifizierte Polyester mit hyperverzweigten Polyestern |
| DE102004049342A1 (de) * | 2004-10-08 | 2006-04-13 | Basf Ag | Fließfähige Thermoplaste mit halogenfreiem Flammschutz |
| DE102004050025A1 (de) * | 2004-10-13 | 2006-04-20 | Basf Ag | Fließfähige Thermoplaste mit Halogenflammschutz |
| DE102004051241A1 (de) | 2004-10-20 | 2006-05-04 | Basf Ag | Fließfähige Polyamide mit hyperverzweigten Polyestern/Polycarbonaten |
| DE102005002044A1 (de) * | 2005-01-14 | 2006-07-20 | Basf Ag | Fließfähige Polyester mit Hydrolyseschutz |
| DE102005004856A1 (de) * | 2005-02-01 | 2006-08-03 | Basf Ag | Fliessfähige Polyester mit Carbodilmid-Stabilisatoren |
| EP1879551A2 (de) | 2005-02-21 | 2008-01-23 | Basf Aktiengesellschaft | Wirkstoffzusammensetzung die wenigstens ein stickstoffatomhaltiges, hyperverzweigtes polymer enthält |
| US8143465B2 (en) * | 2005-05-02 | 2012-03-27 | The Hong Kong University Of Science & Technology | Soluble branched triaroylbenzene-based polymer and its synthetic method |
| DE102005027549A1 (de) | 2005-06-14 | 2006-12-21 | Basf Ag | Mehrkomponentenformkörper mit Polyesterschichten |
| DE102005034980A1 (de) * | 2005-07-22 | 2007-01-25 | Basf Ag | Fasern und Flüssigkeitsbehälter aus PET |
| ATE438690T1 (de) * | 2006-03-15 | 2009-08-15 | Stichting Tech Wetenschapp | Gastrennmembranen mit permeabilitätsverbessernden additiven |
| US20080020043A1 (en) * | 2006-07-20 | 2008-01-24 | Marc Gingras | Dendrimer-Drug Conjugates |
| EP2102144A4 (de) | 2006-09-13 | 2011-03-23 | Univ Rutgers | Wirkstoffe und ihre oligomere und polymere |
| WO2008151499A1 (en) * | 2007-06-11 | 2008-12-18 | The Hong Kong University Of Science And Technology | Synthesis of acylarylenes and hyperbranched poly(acylarylene)s by metal-free cyclotrimerization of alkynes |
| BRPI0815922A2 (pt) * | 2007-08-27 | 2015-02-18 | Valspar Sourcing Inc | Artigo, composição, e, método. |
| WO2011141266A1 (de) | 2010-04-15 | 2011-11-17 | Basf Se | Verfahren zur herstellung von flammgeschützten polyurethan-schaumstoffen |
| US8741317B2 (en) | 2010-08-19 | 2014-06-03 | Rutgers, The State University Of New Jersey | Slow-degrading polymers comprising salicylic acid for undelayed and sustained drug delivery |
| JP2014521797A (ja) | 2011-08-05 | 2014-08-28 | ビーエイエスエフ・ソシエタス・エウロパエア | 超分岐ポリマーに基づく会合性増粘剤 |
| CN102432867B (zh) * | 2011-09-16 | 2014-04-02 | 陕西科技大学 | 一种含不同端基结构的多样性超支化聚合物及其制备方法 |
| US9144579B2 (en) | 2012-08-17 | 2015-09-29 | Rutgers, The State University Of New Jersey | Polyesters and methods of use thereof |
| US20140120057A1 (en) | 2012-10-25 | 2014-05-01 | Rutgers, The State University Of New Jersey | Polymers and methods thereof for wound healing |
| US10232593B2 (en) | 2013-03-13 | 2019-03-19 | The Sherwin-Williams Company | Oxygen-scavenging composition and articles thereof |
| US9387250B2 (en) | 2013-03-15 | 2016-07-12 | Rutgers, The State University Of New Jersey | Therapeutic compositions for bone repair |
| WO2014194055A1 (en) | 2013-05-29 | 2014-12-04 | Rutgers, The State University Of New Jersey | Antioxidant-based poly(anhydride-esters) |
| US10023521B2 (en) | 2014-06-13 | 2018-07-17 | Rutgers, The State University Of New Jersey | Process and intermediates for preparing poly(anhydride-esters) |
| WO2016164898A1 (en) | 2015-04-10 | 2016-10-13 | Rutgers, The State University Of New Jersey | Kojic acid polymers |
| CN107474351A (zh) * | 2016-06-07 | 2017-12-15 | 中国石油化工股份有限公司 | 高密度聚乙烯组合物及其制备方法 |
| CN111217996B (zh) * | 2020-03-16 | 2022-11-04 | 珠海派锐尔新材料有限公司 | 一种4臂星型尼龙及其制备方法 |
| WO2023089434A1 (en) | 2021-11-22 | 2023-05-25 | 3M Innovative Properties Company | Synergists for hyperbranched polyol polymer processing additives |
| US20250257199A1 (en) | 2022-08-12 | 2025-08-14 | 3M Innovative Properties Company | Compositions With Hyperbranched Polyester Polyol Polymer Processing Additives |
| CN121039213A (zh) | 2023-05-04 | 2025-11-28 | 3M创新有限公司 | 含有聚合物加工添加剂和光稳定剂的可熔融加工的组合物 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2341611A (en) * | 1939-03-24 | 1944-02-15 | Hagedorn Max | Process for the production of high polymeric condsensation products |
| GB1325927A (en) * | 1970-06-16 | 1973-08-08 | Ici Ltd | Condensation polymers |
| US4289872A (en) * | 1979-04-06 | 1981-09-15 | Allied Corporation | Macromolecular highly branched homogeneous compound based on lysine units |
| US4360646A (en) * | 1979-04-06 | 1982-11-23 | Allied Corporation | Preparation of lysine based macromolecular highly branched homogeneous compound |
| US4410688A (en) * | 1981-04-29 | 1983-10-18 | Allied Corporation | Macromolecular highly branched homogeneous compound |
| US4507466A (en) * | 1983-01-07 | 1985-03-26 | The Dow Chemical Corporation | Dense star polymers having core, core branches, terminal groups |
| US4568737A (en) * | 1983-01-07 | 1986-02-04 | The Dow Chemical Company | Dense star polymers and dendrimers |
| US4558120A (en) * | 1983-01-07 | 1985-12-10 | The Dow Chemical Company | Dense star polymer |
| US4587329A (en) * | 1984-08-17 | 1986-05-06 | The Dow Chemical Company | Dense star polymers having two dimensional molecular diameter |
| US4737558A (en) * | 1985-11-25 | 1988-04-12 | Alcon Laboratories, Inc. | Siloxane copolymers for ophthalmic applications |
| US4857630A (en) * | 1987-12-07 | 1989-08-15 | E. I. Du Pont De Nemours And Company | Hyperbranched polyarylene |
| US5041516A (en) * | 1989-06-21 | 1991-08-20 | Cornell Research Foundation, Inc. | Dendritic molecules and method of production |
-
1991
- 1991-10-28 AT AT91920091T patent/ATE152147T1/de not_active IP Right Cessation
- 1991-10-28 CA CA002096144A patent/CA2096144A1/en not_active Abandoned
- 1991-10-28 WO PCT/US1991/007975 patent/WO1992008749A1/en not_active Ceased
- 1991-10-28 DE DE69125846T patent/DE69125846T2/de not_active Expired - Fee Related
- 1991-10-28 EP EP91920091A patent/EP0558556B1/de not_active Expired - Lifetime
- 1991-10-28 JP JP4500040A patent/JP2795418B2/ja not_active Expired - Lifetime
-
1993
- 1993-07-19 US US08/094,392 patent/US6300424B1/en not_active Expired - Fee Related
-
1995
- 1995-06-01 US US08/456,541 patent/US5514764A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0558556A1 (de) | 1993-09-08 |
| JPH06502442A (ja) | 1994-03-17 |
| DE69125846D1 (de) | 1997-05-28 |
| US5514764A (en) | 1996-05-07 |
| US6300424B1 (en) | 2001-10-09 |
| DE69125846T2 (de) | 1997-11-27 |
| WO1992008749A1 (en) | 1992-05-29 |
| JP2795418B2 (ja) | 1998-09-10 |
| EP0558556B1 (de) | 1997-04-23 |
| CA2096144A1 (en) | 1992-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE152147T1 (de) | Hyperverzweigte polyester | |
| RU93057744A (ru) | Аморфный полимер пропилена и способ его получения | |
| NO992930D0 (no) | Polymerisasjon av etylen | |
| DE60016206D1 (de) | Polymerisation von ethylen | |
| CA2259559A1 (en) | Polymerization with living characteristics | |
| DE59304011D1 (de) | Verfahren zur kontinuierlichen Polymerisation von Vinylmonomeren | |
| FI906282A7 (fi) | Foerfarande foer modifiering av katalysatorer avsedda foer polymerisation av olefiner. | |
| HUT63972A (en) | Method for producing organic fluorenyl compoundxs and their use in polymerizing method | |
| DK0929597T3 (da) | Supramolekylær polymer | |
| CA2148478A1 (en) | Thermoplastic Biodegradable Resins and a Process of Preparation Thereof | |
| NO980981L (no) | FremgangsmÕte til fremstilling av antimikrobielle plaststoffer | |
| CA2065745A1 (en) | Monocyclopentadienyl transition metal olefin polymerization catalysts | |
| CA2001716A1 (en) | Rigid-Rod Polymers | |
| DE69602870D1 (de) | Polymerisations verfahren mit erhöhter effizienz zur Herstellung von polymeren mit enger polydispersität | |
| DE60043071D1 (de) | Verwendung von bioabbaubaren kunstoffgegenständen zum servieren von nahrungsmittel | |
| CA2165025A1 (en) | Carbamate-functional polyester polymer or oligomer having pendant carbamate groups | |
| CA2232361A1 (en) | Novel poly(monoperoxycarbonates) | |
| ES2106754T3 (es) | Procedimiento para la preparacion de una poliolefina. | |
| FI905523A7 (fi) | Foerbaettrad stereoselektiv katalysator foer polymerisation av olefiner. | |
| DK0459588T3 (da) | Funktionaliserede stjernepolymerer | |
| EP0268437A3 (de) | Silizium enthaltendes Copolyester und Verfahren zur seiner Herstellung | |
| DE69125090D1 (de) | Mehrstufige Polymerisation von Polybenzazolpolymeren | |
| RU93028443A (ru) | Полимеры олефинов и способ их получения | |
| DE69420691D1 (de) | Hitzebeständiger geformter Gegenstand auf Basis eines Polymers von Milchsäure | |
| ATE170202T1 (de) | Durch starke, nichtionische base katalysierte ringöffnungspolymerisation von lactamen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |