US2826090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat steering controls
Assignee: SUPREME FOUNDRY Inc
•
Filing: 1955-01-27
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Granted: 1958-03-11
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Expires: 1975-01-27
Abstract
No abstract record available.
Inventors
- 👤 William G Grinnell
- 👤 Harry L Dormann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:48
CPC Classifications
B; B63; B63H; B63H25/00; B63H25/06; B63H25/08; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20213; Y10T74/20232
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) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |