US3013175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High output discharge lamp
Assignee: GTE Sylvania Inc
•
Filing: 1957-05-01
•
Granted: 1961-12-12
•
Expires: 1977-05-01
Abstract
No abstract record available.
Inventors
- 👤 John F Waymouth
- 👤 Warren C Gungle
- 👤 Carl J Bernier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:08
CPC Classifications
H; H01; H01J; H01J61/00; H01J61/02; H01J61/04; H01J61/06; H01J61/067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2103052A
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US2060043A
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US2384007A
Cited
US2429118A
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US2692350A
Cited
US2682008A
Cited
US2733368A
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US2687486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |