US2907873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reflector for lamps
Assignee: Individual
•
Filing: 1956-05-23
•
Granted: 1959-10-06
•
Expires: 1976-05-23
Abstract
No abstract record available.
Inventors
- 👤 Richard T Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:16
CPC Classifications
F; F21; F21V; F21V7/00; F21V7/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US574557A
Cited
US1368281A
Cited
DE549332C
Cited
US1424561A
Cited
US1688598A
Cited
US1925328A
Cited
US2191041A
Cited
DE915562C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |