US2841994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield wiper mechanism
Assignee: Motors Liquidation Co
•
Filing: 1953-04-06
•
Granted: 1958-07-08
•
Expires: 1973-04-06
Abstract
No abstract record available.
Inventors
- 👤 John B Dyer
- 👤 Walter D Harrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:22
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/08; B60S1/16; B60S1/163; B60S1/166; Y; Y10; Y10S; Y10S318/00; Y10S318/02; Y10T; Y10T74/00; Y10T74/18; Y10T74/18416; Y10T74/18456
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1720906A
Cited
US2079573A
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US2137628A
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GB461255A
Cited
GB515965A
Cited
US2403233A
Cited
US2513247A
Cited
US2491697A
Cited
US2452496A
Cited
US2538432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-07 | 1962-01-06 | 1962-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-07 | 1966-01-06 | 1966-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-07 | 1970-01-06 | 1970-07-08 | $7700.00 | Window Closed / Lapsed |