US3517550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Load and rate of change of load detection system
Assignee: United States Department of the Navy
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Filing: 1968-05-08
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Granted: 1970-06-30
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Expires: 1988-05-08
Abstract
No abstract record available.
Inventors
- 👤 Robert S Leventhal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:36
CPC Classifications
G; G01; G01L; G01L5/00; G01L5/0052; G01G; G01G19/00; G01G19/02; G01G19/07; G01L3/00; G01L3/02; G01L3/14; G01L3/1485; B; B64; B64D; B64D45/00; B64D2045/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-29 | 1973-12-29 | 1974-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-29 | 1977-12-29 | 1978-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-29 | 1981-12-29 | 1982-06-30 | $7700.00 | Window Closed / Lapsed |