US2516660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recessed lighting fixture with removable reflector
Assignee: Kurt Versen Co
•
Filing: 1946-07-20
•
Granted: 1950-07-25
•
Expires: 1966-07-20
Abstract
No abstract record available.
Inventors
- 👤 Versen Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:55
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/10; F21V17/16; F21V17/164
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1137379A
Cited
US1945832A
Cited
US2090239A
Cited
US2167791A
Cited
US2339100A
Cited
US2321099A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-24 | 1954-01-23 | 1954-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-24 | 1958-01-23 | 1958-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-24 | 1962-01-23 | 1962-07-25 | $7700.00 | Window Closed / Lapsed |