US2767349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorescent lamp socket and lighting system
Assignee: Individual
•
Filing: 1953-07-14
•
Granted: 1956-10-16
•
Expires: 1973-07-14
Abstract
No abstract record available.
Inventors
- 👤 Albert E Feinberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:14
CPC Classifications
H; H01; H01R; H01R33/00; H01R33/945; H01R33/96; H01R33/05; H01R33/06; H01R33/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1837900A
Cited
US2241065A
Cited
US2504549A
Cited
US2501485A
Cited
US2620372A
Cited
US2552111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |