US3515930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compact bent end electric lamp
Assignee: General Electric Co
•
Filing: 1968-07-31
•
Granted: 1970-06-02
•
Expires: 1988-07-31
Abstract
No abstract record available.
Inventors
- 👤 La Verne E Walsh
- 👤 Gerald W Keimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:10
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/38; F; F21; F21V; F21V19/00; F21V19/0005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3080497A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |