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US2483228A
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Compound angle measuring device
Assignee: ALFRED H BOWER
•
Filing: 1945-10-23
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Granted: 1949-09-27
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Expires: 1965-10-23
Abstract
No abstract record available.
Inventors
- 👤 Lawrence F Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:58
CPC Classifications
G; G01; G01C; G01C19/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE211434C
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US2051810A
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US2108260A
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US2149716A
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US2183765A
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US2376315A
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US2380070A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-26 | 1953-03-28 | 1953-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-26 | 1957-03-28 | 1957-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-26 | 1961-03-28 | 1961-09-27 | $7700.00 | Window Closed / Lapsed |