Patent US2111653A successfully refreshed from Google Patents.
US2111653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Head lamp construction
Assignee: Motors Liquidation Co
•
Filing: 1937-01-02
•
Granted: 1938-03-22
•
Expires: 1957-01-02
Abstract
No abstract record available.
Inventors
- 👤 Winkelmeyer Robert
- 👤 Howard C Mead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:20
CPC Classifications
F; F21; F21V; F21V14/00; F21V14/04; F21S; F21S41/00; F21S41/20; F21S41/29; F21S41/30; F21S41/39
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) | 1941-03-21 | 1941-09-20 | 1942-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-03-21 | 1945-09-20 | 1946-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-03-21 | 1949-09-20 | 1950-03-22 | $7700.00 | Window Closed / Lapsed |