Patent US3411166A successfully refreshed from Google Patents.
US3411166A
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US
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Inflatable boarding ladder and paddle combination
Assignee: JEAN A KIMMEL
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Filing: 1966-12-30
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Granted: 1968-11-19
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Expires: 1986-12-30
Abstract
No abstract record available.
Inventors
- 👤 Jean A Kimmel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:19
CPC Classifications
B; B63; B63B; B63B27/00; B63B27/14; B63B27/146; B63H; B63H16/00; B63H16/04; B63B27/143; B63B2027/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |