US3356657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accelerating vulcanization with arylthiomethylamines
Assignee: Monsanto Co
•
Filing: 1964-07-02
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Granted: 1967-12-05
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Expires: 1984-07-02
Abstract
No abstract record available.
Inventors
- 👤 Lloyd A Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:09
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0008; C08K5/0025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
THE PROCESS OF VULCANIZING A SULFUR-VILCANIZABLE DIENE RUBBER WHICH COMPRISES HEATING THE RUBBER AND SULFUR IN THE PRESENCE OF AN ACCELERATING AMOUNT OF A COMPOUND OF THE SRUCTURE
Claim 2
Dependent Claim
28 words
THE PROCESS OF VULCANIZING A SULFUR-VILCANIZABLE DIENE RUBBER WHICH COMPRISES HEATING THE RUBBER AND SULFUR IN THE PRESENCE OF AN ACCELERATING AMOUNT OF A COMPOUND OF THE SRUCTURE
References Cited (Backward Citations)
US3047546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |