US3312677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interpolymers of lower alkyl acrylate esters, olefin-epoxide monomers and polyene monomers
Assignee: ATK Launch Systems LLC
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Filing: 1963-10-29
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Granted: 1967-04-04
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Expires: 1983-10-29
Abstract
No abstract record available.
Inventors
- 👤 Rosen George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:37
CPC Classifications
C; C08; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A SOLID CURABLE INTERPOLYMER HAVING A CONTROLLABLE MOONEY VISCOSITY AND WHICH MAY BE CURED TO FORM AN ACRYLATE ESTER BASED ELASTOMER COMPRISING ABOUT 60 TO 98.99 WEIGHT PERCENT OF AT LEAST ONE LOWER ALKYL ACRYLATE ESTER, UP TO ABOUT 30 WEIGHT PERCENT OF ACRYLONITRILE, ABOUT 1 TO 10 WEIGHT PERCENT OF AT LEAST ONE OLEFIN-EPOXIDE MONOMER, AND ABOUT 0.01 TO 1.5 WEIGHT PERCENT OF AT LEAST ONE POLYENE MONOMER, SAID OLEFIN-EPOXIDE MONOMER BEING ONE WHICH CONTAINS IN ITS STRUCTURE AT LEAST ONE POLYMERIZABLE CARBON TO CARBON DOUBLE BOND AND AT LEAST ONE EPOXIDE GROUP AND SAID POLYENE MONOMER BEING ONE WHICH CONTAINS IN ITS STRUCTURE AT LEAST TWO NONCONJUGATED CARBON TO CARBON DOUBLE BOND GROUPS SELECTED FROM THE GROUP CONSISTING OF VINYL AND ALLYLIC GROUPS.
Claim 2
Dependent Claim
125 words
A SOLID CURABLE INTERPOLYMER HAVING A CONTROLLABLE MOONEY VISCOSITY AND WHICH MAY BE CURED TO FORM AN ACRYLATE ESTER BASED ELASTOMER COMPRISING ABOUT 60 TO 98.99 WEIGHT PERCENT OF AT LEAST ONE LOWER ALKYL ACRYLATE ESTER, UP TO ABOUT 30 WEIGHT PERCENT OF ACRYLONITRILE, ABOUT 1 TO 10 WEIGHT PERCENT OF AT LEAST ONE OLEFIN-EPOXIDE MONOMER, AND ABOUT 0.01 TO 1.5 WEIGHT PERCENT OF AT LEAST ONE POLYENE MONOMER, SAID OLEFIN-EPOXIDE MONOMER BEING ONE WHICH CONTAINS IN ITS STRUCTURE AT LEAST ONE POLYMERIZABLE CARBON TO CARBON DOUBLE BOND AND AT LEAST ONE EPOXIDE GROUP AND SAID POLYENE MONOMER BEING ONE WHICH CONTAINS IN ITS STRUCTURE AT LEAST TWO NONCONJUGATED CARBON TO CARBON DOUBLE BOND GROUPS SELECTED FROM THE GROUP CONSISTING OF VINYL AND ALLYLIC GROUPS.
References Cited (Backward Citations)
US2839514A
Cited
US3201497A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |