Patent US3034154A successfully refreshed from Google Patents.
US3034154A
Expired / Lapsed
US
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Inflatable life-rafts
Assignee: Individual
•
Filing: 1958-11-10
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Granted: 1962-05-15
•
Expires: 1978-11-10
Abstract
No abstract record available.
Inventors
- 👤 Silverstone Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:11
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/02; B63C9/04; B63C2009/042; B63C2009/044; B63C2009/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR709532A
Cited
US2297150A
Cited
GB636776A
Cited
GB673417A
Cited
US2698020A
Cited
GB793984A
Cited
US2933739A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |