US2466136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical protective device
Assignee: Raytheon Co
•
Filing: 1943-11-16
•
Granted: 1949-04-05
•
Expires: 1963-11-16
Abstract
No abstract record available.
Inventors
- 👤 William G Tuller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:34
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/02; H01J17/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2241119A
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US2308523A
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US2263648A
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US2396044A
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US2413171A
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US2415962A
Cited
US2446982A
Cited
US2412751A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |