Patent US3267073A successfully refreshed from Google Patents.
US3267073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrophilic redox vinyl polymers containing quinone groups
Assignee: Rohm and Haas Co
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Filing: 1962-09-04
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Granted: 1966-08-16
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Expires: 1982-09-04
Abstract
No abstract record available.
Inventors
- 👤 Kenneth A Kun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:13
CPC Classifications
C; C08; C08F; C08F8/00; B; B01; B01J; B01J47/00; B01J47/015
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
A SOLID WATER-INSOLUBLE COPOLYMER OF A MONOETHYLENICALLY UNSATURATED MONOMER SELECTED FROM THE GROUP CONSISTING OF STYRENE, A-METHYLSTYRENE, VINYL TOLUENE AND VINYL NAPTHALENE, AND A POLYETHYLENICALLY UNSATURATED MONOMER, SAID COPOLYMER HAVING COVALENTLY BONDED SOLELY THROUGH METHYLENE LINKAGES AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF QUINONES AND HYDROQUINONES, AND AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF MONOMERIC AMINES AND CARBOXYL, EACH SAID METHYLENE LINKAGE HAVING JUST ONE GROUP WHICH IS EITHER A REDOX OR AN ION EXCHANGE GROUP, SAID POLYETHYLENICALLY UNSATURATED MONOMER HAVING BEEN SELCTED FROM THE GROUP CONSISTING OF DIVINYLBENZENE, DIVINYLPRIDINE, DIVINYLTOLUENE, DIVINYLNAPTHALENE, DIALLYL PHTHALATE, ETHYLENE GLYCOL DIACRYLATE, ETHYLENE GLYCOL DIMETHYLSULFONE, DIVINYLXYLENE, DIVINYETHYLBENZENE. DIVINYLSULFONE, POLYVINYL ETHER OF GLYCOL, POLYALLYL ETHER OF GLYCOL, POLYVINYL ETHER OF GLYCEROL, POLYALLYL ETHER OF GLYCEROL, POLYVINYL ETHER OF PENTAERYTHRITOL, POLYALYL ETHER OF PENTAERYTHRITOL, POLYVINYL ETHER OF MONO DERIVATIVES OF GLYCOL, POLYALLYL ETHER OF MONO DERIVATIVES OF GLYCOL, POLYVINYL ETHER OF RESORCINOL, POLYALLYL EHTER OF RESORCINOL, DIVINYLKETONE, DIVINYLSULFIDE, ALLYL ACRYLATE, DIALLYL MALEATE, DIALLYL FUMARATE, DIALLYL SUCCINATE, DIALLYL CARBONATE, DIALLYL SEBACATE, DIVINYL OXALATE, DIALLYL ADIPATE, DIALLYL SEBACATE, DIVINYL SEBACATE, DIALLYL TARTRATE, DIALLYL SILICATE, TRIALLYL TRICARBALLYLATE, TRIALLYL ACONITATE, TRIALLYL CITRATE, TRIALLYL PHOSPHATE, N,N'' - METHYLENEDIACRYLAMIDE, N,N''METHYLENEDIMETHYLACRYLATE, N,N''-METHYLENEDIACRYLAMIDE, N,N''-METHYLENEDIMETHYLCRYLAMIDE, N,N''-ETHYLENEDIACRYLAMIDE, 1,2-BIS(A-METHYLMETHYLENE SULFONAMIDO)ETHYLENE, TRIVINYLBENZENE, TRIVINYLNAPHTHALENE, AND POLYVINYLANTHRACENE.
Claim 2
Dependent Claim
202 words
A SOLID WATER-INSOLUBLE COPOLYMER OF A MONOETHYLENICALLY UNSATURATED MONOMER SELECTED FROM THE GROUP CONSISTING OF STYRENE, A-METHYLSTYRENE, VINYL TOLUENE AND VINYL NAPTHALENE, AND A POLYETHYLENICALLY UNSATURATED MONOMER, SAID COPOLYMER HAVING COVALENTLY BONDED SOLELY THROUGH METHYLENE LINKAGES AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF QUINONES AND HYDROQUINONES, AND AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF MONOMERIC AMINES AND CARBOXYL, EACH SAID METHYLENE LINKAGE HAVING JUST ONE GROUP WHICH IS EITHER A REDOX OR AN ION EXCHANGE GROUP, SAID POLYETHYLENICALLY UNSATURATED MONOMER HAVING BEEN SELCTED FROM THE GROUP CONSISTING OF DIVINYLBENZENE, DIVINYLPRIDINE, DIVINYLTOLUENE, DIVINYLNAPTHALENE, DIALLYL PHTHALATE, ETHYLENE GLYCOL DIACRYLATE, ETHYLENE GLYCOL DIMETHYLSULFONE, DIVINYLXYLENE, DIVINYETHYLBENZENE. DIVINYLSULFONE, POLYVINYL ETHER OF GLYCOL, POLYALLYL ETHER OF GLYCOL, POLYVINYL ETHER OF GLYCEROL, POLYALLYL ETHER OF GLYCEROL, POLYVINYL ETHER OF PENTAERYTHRITOL, POLYALYL ETHER OF PENTAERYTHRITOL, POLYVINYL ETHER OF MONO DERIVATIVES OF GLYCOL, POLYALLYL ETHER OF MONO DERIVATIVES OF GLYCOL, POLYVINYL ETHER OF RESORCINOL, POLYALLYL EHTER OF RESORCINOL, DIVINYLKETONE, DIVINYLSULFIDE, ALLYL ACRYLATE, DIALLYL MALEATE, DIALLYL FUMARATE, DIALLYL SUCCINATE, DIALLYL CARBONATE, DIALLYL SEBACATE, DIVINYL OXALATE, DIALLYL ADIPATE, DIALLYL SEBACATE, DIVINYL SEBACATE, DIALLYL TARTRATE, DIALLYL SILICATE, TRIALLYL TRICARBALLYLATE, TRIALLYL ACONITATE, TRIALLYL CITRATE, TRIALLYL PHOSPHATE, N,N'' - METHYLENEDIACRYLAMIDE, N,N''METHYLENEDIMETHYLACRYLATE, N,N''-METHYLENEDIACRYLAMIDE, N,N''-METHYLENEDIMETHYLCRYLAMIDE, N,N''-ETHYLENEDIACRYLAMIDE, 1,2-BIS(A-METHYLMETHYLENE SULFONAMIDO)ETHYLENE, TRIVINYLBENZENE, TRIVINYLNAPHTHALENE, AND POLYVINYLANTHRACENE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |