Patent US2635124A successfully refreshed from Google Patents.
US2635124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vulcanization of rubber
Assignee: Uniroyal Inc
•
Filing: 1951-03-22
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Granted: 1953-04-14
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Expires: 1971-03-22
Abstract
No abstract record available.
Inventors
- 👤 Byron A Hunter
- 👤 Harry D Glenn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:11
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0008; C08K5/0025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
A NATURAL RUBBER COMPOSITION CONTAINING SULFUR SUFFICIENT TO CURE THE RUBBER, A PRIMARY THIAZYL SULFIDE ACCELERATOR, AND AN ACTIVATOR FOR SAID ACCELERATOR WHICH IS A CARBOMATE OF THE FORMULA
Claim 2
Dependent Claim
29 words
A NATURAL RUBBER COMPOSITION CONTAINING SULFUR SUFFICIENT TO CURE THE RUBBER, A PRIMARY THIAZYL SULFIDE ACCELERATOR, AND AN ACTIVATOR FOR SAID ACCELERATOR WHICH IS A CARBOMATE OF THE FORMULA
References Cited (Backward Citations)
US1926739A
Cited
US2222354A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-13 | 1956-10-13 | 1957-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-13 | 1960-10-13 | 1961-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-13 | 1964-10-13 | 1965-04-14 | $7700.00 | Window Closed / Lapsed |