Patent US2779025A successfully refreshed from Google Patents.
US2779025A
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New polymeric material containing copolymerized monochlorotrifluoroethylene and an alkyl vinyl ether
Assignee: Bridgestone Firestone Inc
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Filing: 1953-08-27
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Granted: 1957-01-29
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Expires: 1973-08-27
Abstract
No abstract record available.
Inventors
- 👤 Russell W Perry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:20
CPC Classifications
C; C08; C08F; C08F259/00; C08F259/08; C09; C09D; C09D151/00; C09D151/003
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
47 words
CLOTHING COMPOSED OF FABRIC COATED WITH GRAFT COPOLYMER OF 10 TO 25 PERCENT BY WEIGHT OF VINYL CHLORIDE POLYMERIZED ON TO 90 TO 75 PERCENT BY WEIGHT OF COPOLYMER OF CHLOROTRIFLUOROETHYLENE AND AN ALKYL VINYL ETHER, THE ALKYL GROUP OF WHICH CONTAINS 3 TO 9 CARBON ATOMS.
References Cited (Backward Citations)
US2083684A
Cited
US2293927A
Cited
US2327625A
Cited
US2479367A
Cited
GB679562A
Cited
US2686767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |