US2964718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave circuits
Assignee: Cutler Hammer Inc
•
Filing: 1955-03-21
•
Granted: 1960-12-13
•
Expires: 1975-03-21
Abstract
No abstract record available.
Inventors
- 👤 Karle S Packard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:56
CPC Classifications
H; H01; H01P; H01P3/00; H01P3/02; H01P3/08; H01P3/085; H01P1/00; H01P1/20; H01P1/201; H01P1/203; H01P1/20327; H01P1/20336
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE513257A
Cited
US2197124A
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GB601514A
Cited
US2513761A
Cited
US2530089A
Cited
US2594037A
Cited
US2572672A
Cited
US2800634A
Cited
US2820206A
Cited
US2774044A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |