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US3047546A
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Vulcanization accelerators
Assignee: Bayer AG
•
Filing: 1958-01-13
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Granted: 1962-07-31
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Expires: 1978-01-13
Abstract
No abstract record available.
Inventors
- 👤 Lober Friedrich
- 👤 Freytag Helmut
- 👤 Pohle Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:07
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0008; C08K5/0025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A RUBBERY MATERIAL CONTAINING AS A VULCANIZATION ACCELERATOR 0.05-10% BY WEIGHT OF A SULFENAMIDE OF THE FORMULA:
Claim 2
Dependent Claim
17 words
A RUBBERY MATERIAL CONTAINING AS A VULCANIZATION ACCELERATOR 0.05-10% BY WEIGHT OF A SULFENAMIDE OF THE FORMULA:
References Cited (Backward Citations)
USRE19286E
Cited
GB596056A
Cited
US2460393A
Cited
US2474237A
Cited
US2554097A
Cited
US2700659A
Cited
US2868633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |