US2677199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: United States Department of the Navy
•
Filing: 1945-11-30
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Granted: 1954-05-04
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Expires: 1965-11-30
Abstract
No abstract record available.
Inventors
- 👤 Marcel E Droz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:09
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/40; G01S7/4004; G01S7/4021; G01S7/4052; G01S7/4082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2453743A
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US2492356A
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US2439169A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-03 | 1957-11-02 | 1958-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-03 | 1961-11-02 | 1962-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-03 | 1965-11-02 | 1966-05-04 | $7700.00 | Window Closed / Lapsed |