Patent US2962453A successfully refreshed from Google Patents.
US2962453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerizable compositions and resins made therefrom
Assignee: Union Carbide Corp
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Filing: 1957-07-31
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Granted: 1960-11-29
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Expires: 1977-07-31
Abstract
No abstract record available.
Inventors
- 👤 Phillips Benjamin
- 👤 Jr Charles W Mcgary
- 👤 Jr Charles T Patrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:01
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/20; C08G59/22; C08G59/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
5 words
A HOMOPOLYMER OF DICYCLOPENTADIENE DIOXIDE.
References Cited (Backward Citations)
AT187900B
Cited
US2739161A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |