Patent US2463687A successfully refreshed from Google Patents.
US2463687A
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Instrument stabilizing mechanism
Assignee: Arma Corp
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Filing: 1945-10-05
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Granted: 1949-03-08
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Expires: 1965-10-05
Abstract
No abstract record available.
Inventors
- 👤 Edmund D Gittens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:28
CPC Classifications
B; B63; B63B; B63B29/00; B63B29/02; B63B29/04; B63B29/12; G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-07 | 1952-09-06 | 1953-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-07 | 1956-09-06 | 1957-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-07 | 1960-09-06 | 1961-03-08 | $7700.00 | Window Closed / Lapsed |