Patent US2832141A successfully refreshed from Google Patents.
US2832141A
Expired / Lapsed
US
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Caliper-beam compass
Assignee: Individual
•
Filing: 1956-11-05
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Granted: 1958-04-29
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Expires: 1976-11-05
Abstract
No abstract record available.
Inventors
- 👤 Clarence R Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:52
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR384995A
Cited
US1404794A
Cited
DE474199C
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FR721368A
Cited
US2176681A
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US2419752A
Cited
US2440973A
Cited
US2499673A
Cited
US2627662A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |