Patent US3492966A successfully refreshed from Google Patents.
US3492966A
Expired / Lapsed
US
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Outboard drive unit for watercraft
Assignee: Brunswick Corp
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Filing: 1967-12-26
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Granted: 1970-02-03
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Expires: 1987-12-26
Abstract
No abstract record available.
Inventors
- 👤 Elmer Carl Kiekhaefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:23
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/14; B63H20/20; F; F16; F16H; F16H1/00; F16H1/02; F16H1/20; F16H1/22; F16H1/222
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) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |