US3539170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber and like material springs
Assignee: Pneumatiques Caoutchouc Manufacture et Plastiques Kleber Colombes SA
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Filing: 1968-07-01
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Granted: 1970-11-10
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Expires: 1988-07-01
Abstract
No abstract record available.
Inventors
- 👤 Denis Marcel Hamel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:24
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/22; B61; B61F; B61F5/00; B61F5/02; B61F5/04; B61F5/08; B61F5/14; B61F5/142; B61F5/26; B61F5/30; B61F5/305; F; F16; F16F; F16F1/00; F16F1/36; F16F1/40; F16F1/42; F16F1/50; F16F2236/00; F16F2236/10
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) | 1973-11-09 | 1974-05-11 | 1974-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-09 | 1978-05-11 | 1978-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-09 | 1982-05-11 | 1982-11-10 | $7700.00 | Window Closed / Lapsed |