Patent US3787550A successfully refreshed from Google Patents.
US3787550A
Expired / Lapsed
US
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Method of curing and/or subjecting to pressure an elastomeric article
Assignee: Bridgestone Firestone Inc
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Filing: 1971-07-06
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Granted: 1974-01-22
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Expires: 1991-07-06
Abstract
Abstract The invention involves subjecting an article of manufacture to pressure and/or curing conditions by placing it in a stabilizing liquid of approximately the same specific gravity and subjecting the stabilizing liquid to the action of centrifugal force.
Inventors
- 👤 D Mcgillvary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:49
CPC Classifications
B; B29; B29C; B29C39/00; Y; Y10; Y10S; Y10S264/00; Y10S264/40
Claims Analysis
Total Claims: 0
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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) | 1977-01-21 | 1977-07-23 | 1978-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-21 | 1981-07-23 | 1982-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-21 | 1985-07-23 | 1986-01-22 | $7700.00 | Window Closed / Lapsed |