US2598672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine gyro vertical
Assignee: Unisys Corp
•
Filing: 1945-08-01
•
Granted: 1952-06-03
•
Expires: 1965-08-01
Abstract
No abstract record available.
Inventors
- 👤 Frederick D Braddon
- 👤 Lennox F Beach
- 👤 Loren J Delanty
- 👤 Vacquier Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:09
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/18; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1232; Y10T74/1254
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2411087A
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US2427130A
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US2427158A
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US2419063A
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US2334002A
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US2368644A
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US2390532A
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US2409178A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |