US2836784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power supply
Assignee: Raytheon Co
•
Filing: 1953-05-26
•
Granted: 1958-05-27
•
Expires: 1973-05-26
Abstract
No abstract record available.
Inventors
- 👤 Thomas A O Gross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:06
CPC Classifications
H; H01; H01C; H01C3/00; H01C3/04; H01C7/00; H01C7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB228109A
Cited
US2061227A
Cited
US2067604A
Cited
US2170193A
Cited
US2413033A
Cited
GB569049A
Cited
US2611118A
Cited
US2594801A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-26 | 1961-11-25 | 1962-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-26 | 1965-11-25 | 1966-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-26 | 1969-11-25 | 1970-05-27 | $7700.00 | Window Closed / Lapsed |