US2933739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Life raft
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1957-10-24
•
Granted: 1960-04-26
•
Expires: 1977-10-24
Abstract
No abstract record available.
Inventors
- 👤 Ralph L Miller
- 👤 Charles J Ford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:04
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/02; B63B; B63B27/00; B63B27/14; B63B27/143; B63B2027/145; B63C9/04; B63C2009/042; B63C2009/044
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2421679A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |