Patent US3308103A successfully refreshed from Google Patents.
US3308103A
Expired / Lapsed
US
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Synergistic accelerator combinations for ethylene-propylene terpolymers
Assignee: Monsanto Co
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Filing: 1964-10-30
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Granted: 1967-03-07
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Expires: 1984-10-30
Abstract
No abstract record available.
Inventors
- 👤 Aubert Y Coran
- 👤 Morita Eiichi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:08
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/45; C08K5/46; C08K5/47; C08K5/49; C08K5/5398
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A METHOD OF VULCANIZING SULFUR-VULCANIZABLE ETHYLENE-PROPYLENE DIENE TERPOLYMER WHICH COMPRISES MIXING THE TERPOLYMER WITH A SULFUR-CONTAINING VULCANIZING AGENT, AN ACCELERATING AMOUNT OF A SYNERGISTIC COMBINATION OF A THIAZOLE ACCELERATOR AND AZINC PHOSPHORODITHIOATE OF THE FORMULA
Claim 2
Independent Claim
35 words
A METHOD OF VULCANIZING SULFUR-VULCANIZABLE ETHYLENE-PROPYLENE DIENE TERPOLYMER WHICH COMPRISES MIXING THE TERPOLYMER WITH A SULFUR-CONTAINING VULCANIZING AGENT, AN ACCELERATING AMOUNT OF A SYNERGISTIC COMBINATION OF A THIAZOLE ACCELERATOR AND AZINC PHOSPHORODITHIOATE OF THE 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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |