US2872648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power divider
Assignee: RCA Corp
•
Filing: 1953-11-13
•
Granted: 1959-02-03
•
Expires: 1973-11-13
Abstract
No abstract record available.
Inventors
- 👤 John J Gibson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:23
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/22; H01P1/222; H01P5/00; H01P5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2438119A
Cited
US2443612A
Cited
US2606248A
Cited
US2458579A
Cited
US2686901A
Cited
US2704810A
Cited
US2510026A
Cited
US2783439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |