US2287565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric lighting fixture
Assignee: Benjamin Electric Manufacturing Co
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Filing: 1941-01-30
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Granted: 1942-06-23
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Expires: 1961-01-30
Abstract
No abstract record available.
Inventors
- 👤 Paul D Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:12
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/02; F21V21/025; F21S; F21S8/00; F21S8/04; F21V17/00; F21V17/10; F21V17/12; F21V31/00; F21V23/00; F21V23/02; F21V23/026; F21Y; F21Y2103/00
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) | 1945-06-22 | 1945-12-22 | 1946-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-06-22 | 1949-12-22 | 1950-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-06-22 | 1953-12-22 | 1954-06-23 | $7700.00 | Window Closed / Lapsed |