US2651771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Angular motion detector and position indicator
Assignee: Unisys Corp
•
Filing: 1949-10-14
•
Granted: 1953-09-08
•
Expires: 1969-10-14
Abstract
No abstract record available.
Inventors
- 👤 Palmer Winslow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:54
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/26; G01D5/32; G01D5/34; G01D5/344; G01D5/345
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1931852A
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US2227147A
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US2167484A
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US2358103A
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US2309117A
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US2420013A
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US2402719A
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US2420509A
Cited
US2503023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-07 | 1957-03-09 | 1957-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-07 | 1961-03-09 | 1961-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-07 | 1965-03-09 | 1965-09-08 | $7700.00 | Window Closed / Lapsed |