US2465797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric incandescent lamp or discharge tube
Assignee: General Electric Co
•
Filing: 1946-05-08
•
Granted: 1949-03-29
•
Expires: 1966-05-08
Abstract
No abstract record available.
Inventors
- 👤 Gooskens Henricus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:32
CPC Classifications
H; H01; H01J; H01J5/00; H01J5/50; H01J5/54; C; C03; C03B; C03B23/00; C03B23/04; C03B23/049; C03B23/0493; C03B23/20; C03B23/207; H01J5/32; H01J9/00; H01J9/24; H01J9/245; H01J9/247
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-28 | 1952-09-27 | 1953-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-28 | 1956-09-27 | 1957-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-28 | 1960-09-27 | 1961-03-29 | $7700.00 | Window Closed / Lapsed |