US2807951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine drive mechanism
Assignee: Borg Warner Corp
•
Filing: 1951-09-14
•
Granted: 1957-10-01
•
Expires: 1971-09-14
Abstract
No abstract record available.
Inventors
- 👤 Andrew H Gerhardt
- 👤 Edward J Frey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:45
CPC Classifications
F; F16; F16H; F16H21/00; F16H21/10; F16H21/40; D; D06; D06F; D06F13/00; D06F13/02; D06P; D06P3/00; D06P3/79; D06P3/791; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18416; Y10T74/18456
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1964440A
Cited
US2161604A
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US2356817A
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US2403233A
Cited
US2561257A
Cited
US2424385A
Cited
US2511681A
Cited
US2645108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-30 | 1961-04-01 | 1961-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-30 | 1965-04-01 | 1965-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-30 | 1969-04-01 | 1969-10-01 | $7700.00 | Window Closed / Lapsed |