US2982753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition containing acrylonitrile polymers and color inhibiting agents therefor and method of making
Assignee: Solutia Inc
•
Filing: 1959-08-13
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Granted: 1961-05-02
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Expires: 1979-08-13
Abstract
No abstract record available.
Inventors
- 👤 Richard R Holmes
- 👤 Lloyd T Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:04
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/5398; C08K13/00; C08K13/02; C08K3/00; C08K3/18; C08K3/24; C08K3/30; C08K3/32; C08K5/0008; C08K5/01; C08K5/04; C08K5/07; C08K5/09; C08K5/10; C08K5/101; C08K5/13; C08K5/15; C08K5/151; C08K5/1535; C08K5/16; C08K5/17; C08K5/175; C08K5/34; C08K5/3412; C08K5/3415; C08K5/3432; C08K5/3435; C08K5/3442; C08K5/3462; C08K5/35; C08K5/36; C08K5/41; C08K5/42; C08K5/51; C08K5/52; C08K5/521; C08K5/523; C08K5/524; C08K5/53; C08K5/5317; C08K5/5393; C08K5/5397; C08L; C08L33/00; C08L33/18; C08L33/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A NEW COMPOSITION OF MATTER COMPRISING A POLYMER SELECTED FROM THE GROUP CONSISTING OF POLYACRYLONITRILE AND A COPOLYMER CONTAINING AT LEAST 80 PERCENT OF POLYMERIZED ACRYLONITRILE WITH UP TO 20 PERCENT OF ANOTHER MONO-OLEFINIC MONOMER, COPOLYMERIZED THEREWITH, A SOLVENT THEREFOR, AND 0.3 TO 15 PERCENT, BASED ON THE TOTAL WEIGHT OF THE POLYMER, OF A COLOR INHIBITING AGENT, SAID COLOR INHIBITING AGENT CONTAINING EQUAL PROPORTIONS BY WEIGHT OF A COMPOUND HAVING THE GENERAL FORMULA,
Claim 2
Dependent Claim
74 words
A NEW COMPOSITION OF MATTER COMPRISING A POLYMER SELECTED FROM THE GROUP CONSISTING OF POLYACRYLONITRILE AND A COPOLYMER CONTAINING AT LEAST 80 PERCENT OF POLYMERIZED ACRYLONITRILE WITH UP TO 20 PERCENT OF ANOTHER MONO-OLEFINIC MONOMER, COPOLYMERIZED THEREWITH, A SOLVENT THEREFOR, AND 0.3 TO 15 PERCENT, BASED ON THE TOTAL WEIGHT OF THE POLYMER, OF A COLOR INHIBITING AGENT, SAID COLOR INHIBITING AGENT CONTAINING EQUAL PROPORTIONS BY WEIGHT OF A COMPOUND HAVING THE GENERAL FORMULA,
References Cited (Backward Citations)
US2502030A
Cited
FR1027445A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |