US2943073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sulfur-vulcanizable rubber composition
Assignee: Union Carbide Corp
•
Filing: 1959-02-20
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Granted: 1960-06-28
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Expires: 1979-02-20
Abstract
No abstract record available.
Inventors
- 👤 John C Brantley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:01
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A COMPOSITION FOR THE PRODUCTION OF RUBBER GOODS WHICH COMPRISES A SULFUR-VULCANIZABLE RUBBER AND AN ORGANO-METALLIC COMPOUND HAVING THE EMPIRICAL FORMULA:
Claim 2
Dependent Claim
21 words
A COMPOSITION FOR THE PRODUCTION OF RUBBER GOODS WHICH COMPRISES A SULFUR-VULCANIZABLE RUBBER AND AN ORGANO-METALLIC COMPOUND HAVING THE EMPIRICAL FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-28 | 1963-12-28 | 1964-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-28 | 1967-12-28 | 1968-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-28 | 1971-12-28 | 1972-06-28 | $7700.00 | Window Closed / Lapsed |