US2769112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discharge lamp, mount therefor, and method
Assignee: Westinghouse Electric Corp
•
Filing: 1953-06-11
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Granted: 1956-10-30
•
Expires: 1973-06-11
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Heine
- 👤 Meister George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:46
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/02; H01J17/04; H01J61/00; H01J61/02; H01J61/04; H01J61/06; H01J61/067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2146579A
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US2171230A
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US2233917A
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US2348045A
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US2417458A
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US2576129A
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US2491184A
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US2682002A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |