US3379800A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making cushion structure
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1964-08-20
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Granted: 1968-04-23
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Expires: 1984-08-20
Abstract
No abstract record available.
Inventors
- 👤 Clifford M Wert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:51
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/35; B29C44/351; A; A47; A47C; A47C7/00; A47C7/02; A47C7/18; A47K; A47K13/00; B29C44/02; B29C44/12; B29C44/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA644726A
Cited
US1998817A
Cited
US2247337A
Cited
US3000058A
Cited
US3155751A
Cited
US3221085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |