Patent US5060919A successfully refreshed from Google Patents.
US2940508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elevating boat seat
Assignee: Individual
•
Filing: 1957-10-28
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Granted: 1960-06-14
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Expires: 1977-10-28
Abstract
No abstract record available.
Inventors
- 👤 Sr Van Cleveland Bateman
- 👤 Jr Van Cleveland Bateman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:04
CPC Classifications
B; B63; B63B; B63B29/00; B63B29/02; B63B29/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US202685A
Cited
US544821A
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GB288179A
Cited
US2090436A
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US2340789A
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US2415820A
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US2462685A
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US2575189A
Cited
US2799545A
Cited
US2799546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |