Patent US2246740A successfully refreshed from Google Patents.
US2246740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windscreen wiper
Assignee: Individual
•
Filing: 1939-08-10
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Granted: 1941-06-24
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Expires: 1959-08-10
Abstract
No abstract record available.
Inventors
- 👤 Lethbridge William Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:13
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/44; B60S1/06; B60S1/14; B60S1/16; B60S1/18; B60S1/32; B60S1/40; B60S1/42; B60S2001/4096
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-06-23 | 1944-12-23 | 1945-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-06-23 | 1948-12-23 | 1949-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-06-23 | 1952-12-23 | 1953-06-24 | $7700.00 | Window Closed / Lapsed |