US3466489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Incandescent lamp
Assignee: GTE Sylvania Inc
•
Filing: 1967-11-08
•
Granted: 1969-09-09
•
Expires: 1987-11-08
Abstract
No abstract record available.
Inventors
- 👤 Emery G Audesse
- 👤 Leroy S Huston Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:28
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3116992A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |