Patent US3116226A successfully refreshed from Google Patents.
US3116226A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Irradiation of fluorocarbon copoluymers
Assignee: EIDP Inc
•
Filing: 1959-03-16
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Granted: 1963-12-31
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Expires: 1979-03-16
Abstract
No abstract record available.
Inventors
- 👤 Iii George Henry Bowers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:33
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/28; C08J2327/00; C08J2327/02; C08J2327/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A PROCESS FOR IRRADIATING A FLUOROCARBON COPOLYMER OF TETRAFLUOROETHYLENE AND AN UNSATURATED FLUOROOLEFIN HAVING GENERAL FORMULAS OF THE CLASS CONSISTING OF
Claim 2
Dependent Claim
21 words
A PROCESS FOR IRRADIATING A FLUOROCARBON COPOLYMER OF TETRAFLUOROETHYLENE AND AN UNSATURATED FLUOROOLEFIN HAVING GENERAL FORMULAS OF THE CLASS CONSISTING OF
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |