US2864025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Infrared ray generating device
Assignee: General Electric Co
•
Filing: 1953-08-24
•
Granted: 1958-12-09
•
Expires: 1973-08-24
Abstract
No abstract record available.
Inventors
- 👤 Alton G Foote
- 👤 William F Hodge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:04
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/18; H01K1/24; H01K1/20; H01K1/28; H01K1/32; H01K1/38; H01K1/52; H01K1/54; H01K3/00; H01K3/08; H01K3/10; H01R; H01R43/00; H01R43/033; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53039; Y10T29/53061; Y10T29/53065; Y10T29/5313; Y10T29/5327
Claims Analysis
Total Claims: 0
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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) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |