US3453470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jacketed fluorescent lamp utilizing standard base plus spacer and wind cap
Assignee: General Electric Co
•
Filing: 1966-11-17
•
Granted: 1969-07-01
•
Expires: 1986-11-17
Abstract
No abstract record available.
Inventors
- 👤 Edward E Hammer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:24
CPC Classifications
H; H01; H01J; H01J5/00; H01J5/50; H01J5/54; H01J61/00; H01J61/02; H01J61/30; H01J61/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2089654A
Cited
US3358167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |