US2701897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield cleaning system
Assignee: Individual
•
Filing: 1950-11-15
•
Granted: 1955-02-15
•
Expires: 1970-11-15
Abstract
No abstract record available.
Inventors
- 👤 Samuel W Leming
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:23
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/46; B60S1/48; B60S1/50
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US932386A
Cited
US1479103A
Cited
US1502821A
Cited
US1811724A
Cited
US1998387A
Cited
US2012218A
Cited
US2176143A
Cited
US2258922A
Cited
US2216890A
Cited
US2304691A
Cited
GB566690A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-14 | 1958-08-16 | 1959-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-14 | 1962-08-16 | 1963-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-14 | 1966-08-16 | 1967-02-15 | $7700.00 | Window Closed / Lapsed |