US2921813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auxiliary light shield apparatus for motor vehicles
Assignee: M RALPH SHAFFER
•
Filing: 1958-04-11
•
Granted: 1960-01-19
•
Expires: 1978-04-11
Abstract
No abstract record available.
Inventors
- 👤 Earl N Lowry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:48
CPC Classifications
B; B60; B60J; B60J3/00; B60J3/02; B60J3/0204; B60J3/0208
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-18 | 1963-07-20 | 1964-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-18 | 1967-07-20 | 1968-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-18 | 1971-07-20 | 1972-01-19 | $7700.00 | Window Closed / Lapsed |