US2626252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interpolymers of trihaloalkenes
Assignee: Uniroyal Inc
•
Filing: 1948-11-12
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Granted: 1953-01-20
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Expires: 1968-11-12
Abstract
No abstract record available.
Inventors
- 👤 Pliny O Tawney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:23
CPC Classifications
C; C08; C08F; C08F214/00; C08F214/02; C08F214/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A POLYMERIZABLE MIXTURE OF A MONOMERIC 2-DIPROPENYL ESTER OF A C4 TO C8 ALPHA-UNSATURATED ALKENEDIOIC ACID AND AN OMEGA-TRICHLOROALKENE HAVING FROM THREE TO FIVE CARBON ATOMS, IN WHICH THE TRICHLOROALKENE CONSTITUTES FROM APPROXIMATELY 10 TO APPROXIMATELY 90 MOL-PERCENT OF THE MIXTURE OF THE ESTER AND THE TRICHLOROALKENE.
Claim 2
Dependent Claim
47 words
A POLYMERIZABLE MIXTURE OF A MONOMERIC 2-DIPROPENYL ESTER OF A C4 TO C8 ALPHA-UNSATURATED ALKENEDIOIC ACID AND AN OMEGA-TRICHLOROALKENE HAVING FROM THREE TO FIVE CARBON ATOMS, IN WHICH THE TRICHLOROALKENE CONSTITUTES FROM APPROXIMATELY 10 TO APPROXIMATELY 90 MOL-PERCENT OF THE MIXTURE OF THE ESTER AND THE TRICHLOROALKENE.
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) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |