Patent US2933943A successfully refreshed from Google Patents.
US2933943A
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US
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Single lever operating controls
Assignee: BUDDO
•
Filing: 1958-10-31
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Granted: 1960-04-26
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Expires: 1978-10-31
Abstract
No abstract record available.
Inventors
- 👤 Charles W Buddo
- 👤 Wilfred M Maybee
- 👤 Richard C Maybee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:33
CPC Classifications
B; B63; B63H; B63H21/00; B63H21/21; B63H21/213; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/18944; Y10T74/18976; Y10T74/19; Y10T74/1987; Y10T74/19879; Y10T74/20; Y10T74/20012; Y10T74/20396; Y10T74/20474; Y10T74/20492
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1687419A
Cited
US2066819A
Cited
US2384742A
Cited
US2588649A
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US2624835A
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US2804782A
Cited
US2759578A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |