US2483247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lamp socket and resistor therefor
Assignee: OHIO CARBON Co
•
Filing: 1946-03-28
•
Granted: 1949-09-27
•
Expires: 1966-03-28
Abstract
No abstract record available.
Inventors
- 👤 Lester L Stoffel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:04
CPC Classifications
H; H01; H01C; H01C7/00; H01C7/001; H01R; H01R33/00; H01R33/945; H01R33/9456; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/4913; Y10T29/49139
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1954355A
Cited
GB423078A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-26 | 1953-03-28 | 1953-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-26 | 1957-03-28 | 1957-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-26 | 1961-03-28 | 1961-09-27 | $7700.00 | Window Closed / Lapsed |