SE7500142L - - Google Patents
Info
- Publication number
- SE7500142L SE7500142L SE7500142A SE7500142A SE7500142L SE 7500142 L SE7500142 L SE 7500142L SE 7500142 A SE7500142 A SE 7500142A SE 7500142 A SE7500142 A SE 7500142A SE 7500142 L SE7500142 L SE 7500142L
- Authority
- SE
- Sweden
- Prior art keywords
- hydrophilic
- comonomer
- polymer
- jan
- macromolecular
- Prior art date
Links
- 239000000178 monomer Substances 0.000 abstract 4
- 229920000642 polymer Polymers 0.000 abstract 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 abstract 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 abstract 2
- 239000000017 hydrogel Substances 0.000 abstract 2
- 230000002209 hydrophobic effect Effects 0.000 abstract 2
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 abstract 1
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 abstract 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 abstract 1
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 abstract 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 abstract 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 abstract 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 150000001993 dienes Chemical class 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 229920000578 graft copolymer Polymers 0.000 abstract 1
- 229920001480 hydrophilic copolymer Polymers 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 abstract 1
- 229940088644 n,n-dimethylacrylamide Drugs 0.000 abstract 1
- YLGYACDQVQQZSW-UHFFFAOYSA-N n,n-dimethylprop-2-enamide Chemical compound CN(C)C(=O)C=C YLGYACDQVQQZSW-UHFFFAOYSA-N 0.000 abstract 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 abstract 1
- 238000006116 polymerization reaction Methods 0.000 abstract 1
- 230000009257 reactivity Effects 0.000 abstract 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 abstract 1
- 229920002554 vinyl polymer Polymers 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C19/00—Chemical modification of rubber
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/04—Polymerisation in solution
- C08F2/06—Organic solvent
- C08F2/08—Organic solvent with the aid of dispersing agents for the polymer
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/04—Polymers provided for in subclasses C08C or C08F
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/04—Polymers provided for in subclasses C08C or C08F
- C08F290/044—Polymers of aromatic monomers as defined in group C08F12/00
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F299/00—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/02—Alkylation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/08—Epoxidation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/12—Hydrolysis
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/14—Esterification
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/44—Preparation of metal salts or ammonium salts
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/62—Polymers of compounds having carbon-to-carbon double bonds
- C08G18/6204—Polymers of olefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2810/00—Chemical modification of a polymer
- C08F2810/30—Chemical modification of a polymer leading to the formation or introduction of aliphatic or alicyclic unsaturated groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2810/00—Chemical modification of a polymer
- C08F2810/40—Chemical modification of a polymer taking place solely at one end or both ends of the polymer backbone, i.e. not in the side or lateral chains
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)
- Graft Or Block Polymers (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Materials For Medical Uses (AREA)
- Eyeglasses (AREA)
- External Artificial Organs (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US432788A US3928255A (en) | 1971-02-22 | 1974-01-11 | Chemically joined, phase separated self-cured hydrophilic thermoplastic graft copolymers and their preparation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7500142L true SE7500142L (xx) | 1975-07-14 |
| SE428212B SE428212B (sv) | 1983-06-13 |
Family
ID=23717592
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7500142A SE428212B (sv) | 1974-01-11 | 1975-01-08 | Hydrogel baserd pa en ymppolymer och en vattenhaltig vetska samt forfarandefor framstellning av hydrogelen |
| SE8300048A SE449997B (sv) | 1974-01-11 | 1983-01-05 | Hydrogel samt sett att framstella densamma |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8300048A SE449997B (sv) | 1974-01-11 | 1983-01-05 | Hydrogel samt sett att framstella densamma |
Country Status (18)
| Country | Link |
|---|---|
| JP (2) | JPS6015647B2 (xx) |
| AT (1) | AT342295B (xx) |
| BE (1) | BE824306A (xx) |
| BR (1) | BR7500180A (xx) |
| CA (1) | CA1083290A (xx) |
| DD (1) | DD116461A5 (xx) |
| DE (1) | DE2500494A1 (xx) |
| DK (1) | DK151816C (xx) |
| ES (1) | ES433703A1 (xx) |
| FI (1) | FI750060A (xx) |
| FR (1) | FR2273018B1 (xx) |
| GB (1) | GB1496931A (xx) |
| IT (1) | IT1030092B (xx) |
| NL (1) | NL182317C (xx) |
| NO (1) | NO750074L (xx) |
| NZ (1) | NZ176356A (xx) |
| SE (2) | SE428212B (xx) |
| ZA (1) | ZA75145B (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2744125B1 (fr) * | 1996-01-30 | 1998-06-05 | Peintures Jefco | Copolymeres greffes, leur procede de fabrication, les compositions les contenant et leur utilisation pour la preparation de dispersions pigmentaires en milieu aqueux et/ou organique |
| JP4255192B2 (ja) * | 1999-12-21 | 2009-04-15 | 東レ・ダウコーニング株式会社 | 含フッ素オルガノポリシロキサン、フッ素樹脂粉末の分散性向上剤および有機樹脂組成物 |
| JP5591468B2 (ja) * | 2005-06-13 | 2014-09-17 | アルコン，インコーポレイテッド | 眼科及び耳鼻咽喉科用のデバイス材料 |
| TW200816966A (en) * | 2006-07-21 | 2008-04-16 | Alcon Mfg Ltd | Low-tack ophthalmic and otorhinolaryngological device materials |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2976576A (en) * | 1956-04-24 | 1961-03-28 | Wichterle Otto | Process for producing shaped articles from three-dimensional hydrophilic high polymers |
| US3220960A (en) * | 1960-12-21 | 1965-11-30 | Wichterle Otto | Cross-linked hydrophilic polymers and articles made therefrom |
| US3503942A (en) * | 1965-10-23 | 1970-03-31 | Maurice Seiderman | Hydrophilic plastic contact lens |
| US3758448A (en) * | 1971-10-05 | 1973-09-11 | Union Optics Corp | Copolymers and hydrogels of unsaturated esters |
| GB1432783A (en) * | 1972-04-14 | 1976-04-22 | Cpc International Inc | Macromolecular monomers |
-
1975
- 1975-01-07 NZ NZ176356A patent/NZ176356A/xx unknown
- 1975-01-08 DE DE19752500494 patent/DE2500494A1/de active Granted
- 1975-01-08 SE SE7500142A patent/SE428212B/xx not_active IP Right Cessation
- 1975-01-08 DK DK003775A patent/DK151816C/da not_active IP Right Cessation
- 1975-01-08 ZA ZA00750145A patent/ZA75145B/xx unknown
- 1975-01-10 BE BE152312A patent/BE824306A/xx not_active IP Right Cessation
- 1975-01-10 FI FI750060A patent/FI750060A/fi not_active Application Discontinuation
- 1975-01-10 IT IT67044/75A patent/IT1030092B/it active
- 1975-01-10 NO NO750074A patent/NO750074L/no unknown
- 1975-01-10 FR FR7500772A patent/FR2273018B1/fr not_active Expired
- 1975-01-10 CA CA217,718A patent/CA1083290A/en not_active Expired
- 1975-01-10 AT AT15475A patent/AT342295B/de not_active IP Right Cessation
- 1975-01-10 GB GB1196/75A patent/GB1496931A/en not_active Expired
- 1975-01-10 ES ES433703A patent/ES433703A1/es not_active Expired
- 1975-01-10 NL NLAANVRAGE7500340,A patent/NL182317C/xx not_active IP Right Cessation
- 1975-01-10 DD DD183593A patent/DD116461A5/xx unknown
- 1975-01-10 BR BR180/75A patent/BR7500180A/pt unknown
- 1975-01-11 JP JP50005884A patent/JPS6015647B2/ja not_active Expired
-
1983
- 1983-01-05 SE SE8300048A patent/SE449997B/sv not_active IP Right Cessation
-
1984
- 1984-11-09 JP JP59236537A patent/JPS60186516A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE449997B (sv) | 1987-06-01 |
| NO750074L (xx) | 1975-08-04 |
| ZA75145B (en) | 1976-04-28 |
| NL7500340A (nl) | 1975-07-15 |
| JPS6116762B2 (xx) | 1986-05-02 |
| DK151816C (da) | 1988-06-13 |
| GB1496931A (en) | 1978-01-05 |
| IT1030092B (it) | 1979-03-30 |
| NZ176356A (en) | 1978-06-20 |
| FR2273018B1 (xx) | 1980-05-23 |
| BE824306A (fr) | 1975-07-10 |
| DE2500494A1 (de) | 1975-07-17 |
| JPS60186516A (ja) | 1985-09-24 |
| ATA15475A (de) | 1977-07-15 |
| SE8300048D0 (sv) | 1983-01-05 |
| JPS50116586A (xx) | 1975-09-11 |
| AT342295B (de) | 1978-03-28 |
| AU7723875A (en) | 1976-07-15 |
| DK3775A (xx) | 1975-08-25 |
| BR7500180A (pt) | 1975-11-04 |
| FR2273018A1 (xx) | 1975-12-26 |
| DD116461A5 (xx) | 1975-11-20 |
| CA1083290A (en) | 1980-08-05 |
| NL182317B (nl) | 1987-09-16 |
| NL182317C (nl) | 1988-02-16 |
| DK151816B (da) | 1988-01-04 |
| DE2500494C2 (xx) | 1990-03-08 |
| SE428212B (sv) | 1983-06-13 |
| FI750060A (xx) | 1975-07-12 |
| ES433703A1 (es) | 1977-02-16 |
| JPS6015647B2 (ja) | 1985-04-20 |
| SE8300048L (sv) | 1983-01-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR930004343A (ko) | 플루오르화 비닐리덴계 중합체의 제조방법 | |
| GB1382775A (en) | Polymer latices | |
| FR2367782B1 (xx) | ||
| GB1438449A (en) | Preparation of aqueous polymer emulsions | |
| GB1432782A (en) | Polymers and processes therefor | |
| CA2154010A1 (en) | Solution Polymerization of Vinyl Monomers with Water Soluble Initiators in Substantially Non-Aqueous Media | |
| Shyluk | Poly (1, 2‐dimethyl‐5‐vinylpyridinium methyl sulfate). Part I. Polymerization studies | |
| Hayashi et al. | Effect of structure of vinyl esters on radical polymerization | |
| SE7500142L (xx) | ||
| GB1493987A (en) | Processing aid for polyvinyl chloride | |
| ES432661A1 (es) | Procedimiento para la obtencion de polimeros transparentes resistentes al choque y estables a los agentes atmosfericos. | |
| GB1131177A (en) | Process for the production of vinyl chloride polymers | |
| GB1348803A (en) | Neutralised acrylic copolymers for viscosity control and film forming materials | |
| JPS56103207A (en) | Preparation of dried high-molecular weight water-soluble polymer | |
| GB1415222A (en) | Process for producing methyl methacrylate resins | |
| ES8300804A1 (es) | Un procedimiento para la preparacion de un interpolimero. | |
| GB1515154A (en) | Manufacture of graft copolymers | |
| GB1466064A (en) | Production of emulsion polymers | |
| GB1157063A (en) | Acrylonitrile Graft Polymers | |
| WO1996023008A3 (en) | Process for the anionic polymerization of acrylic monomers | |
| GB1150660A (en) | Polymerization Process | |
| CA2262471A1 (en) | Thermal stability of alpha-substituted acrylate graft copolymers | |
| GB988649A (xx) | ||
| GB1076378A (en) | Improvements in or relating to photosensitive silver halide emulsions | |
| GB1415060A (en) | Method for polymerizing n-alkyl-n-arylaminoethyl esters of acrylic acid and acrylic acid derivatives |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 7500142-0 Effective date: 19950210 Format of ref document f/p: F |
|
| NUG | Patent has lapsed |
Ref document number: 7500142-0 Format of ref document f/p: F |