US2746151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tracking mechanism
Assignee: Collins Radio Co
•
Filing: 1951-11-17
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Granted: 1956-05-22
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Expires: 1971-11-17
Abstract
No abstract record available.
Inventors
- 👤 Charles J Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:04
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/20; G01C21/22; B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/56; B23Q1/60; B23Q1/62; B23Q1/621; F; F16; F16H; F16H19/00; F16H19/02; F16H19/06; G01S; G01S1/00; G01S1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1412050A
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US2366772A
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US2566247A
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US2566546A
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US2627673A
Cited
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Cited
US2675291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |