US3036236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric lamp and method of manufacture
Assignee: Westinghouse Electric Corp
•
Filing: 1959-03-30
•
Granted: 1962-05-22
•
Expires: 1979-03-30
Abstract
No abstract record available.
Inventors
- 👤 Henry L Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:30
CPC Classifications
H; H01; H01J; H01J5/00; H01J5/32; H01J5/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1304282A
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DE1036641B
Cited
US2816426A
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US2882430A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |