Patent US1871505A successfully refreshed from Google Patents.
US1871505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle headlamp
Assignee: General Electric Co
•
Filing: 1927-06-16
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Granted: 1932-08-16
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Expires: 1947-06-16
Abstract
No abstract record available.
Inventors
- 👤 Robert N Falge
- 👤 Willard C Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:08
CPC Classifications
H; H01; H01K; H01K9/00; H01K9/08; F; F21; F21S; F21S41/00; F21S41/10; F21S41/14; F21S41/162; F21S41/20; F21S41/28; F21S41/30; F21S41/32; F21S41/321
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) | 1935-08-16 | 1936-02-15 | 1936-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-08-16 | 1940-02-15 | 1940-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-08-16 | 1944-02-15 | 1944-08-16 | $7700.00 | Window Closed / Lapsed |