US2056777A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield wiper blade and arm connection
Assignee: E S Evans & Sons
•
Filing: 1935-08-17
•
Granted: 1936-10-06
•
Expires: 1955-08-17
Abstract
No abstract record available.
Inventors
- 👤 Robert B Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:59
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/40; B60S1/4038; B60S1/4064; B60S1/38; B60S1/3848; B60S1/3874; B60S1/3882; B60S2001/3812; B60S2001/3817; B60S2001/3818; B60S2001/3824
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1939-10-06 | 1940-04-06 | 1940-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-10-06 | 1944-04-06 | 1944-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-10-06 | 1948-04-06 | 1948-10-06 | $7700.00 | Window Closed / Lapsed |