Patent US2464252A successfully refreshed from Google Patents.
US2464252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulsed oscillator
Assignee: Individual
•
Filing: 1942-11-28
•
Granted: 1949-03-15
•
Expires: 1962-11-28
Abstract
No abstract record available.
Inventors
- 👤 James R Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:33
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1926749A
Cited
US2045316A
Cited
US2121117A
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US2120823A
Cited
US2181568A
Cited
US2401424A
Cited
US2403624A
Cited
US2225046A
Cited
US2407272A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-14 | 1952-09-13 | 1953-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-14 | 1956-09-13 | 1957-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-14 | 1960-09-13 | 1961-03-15 | $7700.00 | Window Closed / Lapsed |