US3404453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming an electric light bulb socket
Assignee: Individual
•
Filing: 1966-03-08
•
Granted: 1968-10-08
•
Expires: 1986-03-08
Abstract
No abstract record available.
Inventors
- 👤 Moranduzzo Dario
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:51
CPC Classifications
F; F21; F21S; F21S4/00; F21S4/10; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49174
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2723383A
Cited
US1728938A
Cited
US1722737A
Cited
US1979485A
Cited
US2071948A
Cited
US2944330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |