Patent US2945012A successfully refreshed from Google Patents.
US2945012A
Expired / Lapsed
US
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Polymerizable polyesters and polymers thereof
Assignee: Goodrich Corp
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Filing: 1958-01-08
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Granted: 1960-07-12
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Expires: 1978-01-08
Abstract
No abstract record available.
Inventors
- 👤 Alan R Berens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:50
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/06; C08G63/08; C08F; C08F214/00; C08F214/02; C08F214/04; C08F214/06; C08F214/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A COPOLYMER OF A MONOMERIC MIXTURE CONSISTING OF (1) FROM 50 TO 98%/WT. OF A HALOETHYLENE SELECTED FROM THE CLASS CONSISTING OF VINYL CHLORIDE, VINYL BROMIDE, VINYL FLUORIDE,VINYLIDENE CHLORIDE, VINYLIDENE BROMIDE AND VINYLIDENE FLUORIDE AND (2) FROM 2 TO 50%/WT. OF A MONO-INSATURATED MONO-ESTER OF A POLY-CAPROLACTONE POLYESTER, SAID MONO-UNSATURATED ESTER HAVING THE STRUCTURE:
Claim 2
Dependent Claim
54 words
A COPOLYMER OF A MONOMERIC MIXTURE CONSISTING OF (1) FROM 50 TO 98%/WT. OF A HALOETHYLENE SELECTED FROM THE CLASS CONSISTING OF VINYL CHLORIDE, VINYL BROMIDE, VINYL FLUORIDE,VINYLIDENE CHLORIDE, VINYLIDENE BROMIDE AND VINYLIDENE FLUORIDE AND (2) FROM 2 TO 50%/WT. OF A MONO-INSATURATED MONO-ESTER OF A POLY-CAPROLACTONE POLYESTER, SAID MONO-UNSATURATED ESTER HAVING THE STRUCTURE:
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) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |