US3534123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat and aging stabilization of uncured halogenated butyl rubber
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1967-05-04
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Granted: 1970-10-13
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Expires: 1987-05-04
Abstract
No abstract record available.
Inventors
- 👤 Howard K Bostock
- 👤 Thomas A Manuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:19
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/26; C08L23/28; C08L23/283; C08K; C08K5/00; C08K5/36; C08K5/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |