US3170070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Current detecting system
Assignee: S H COUCH CO Inc
•
Filing: 1959-10-19
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Granted: 1965-02-16
•
Expires: 1979-10-19
Abstract
No abstract record available.
Inventors
- 👤 Walter F Schuchard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:26
CPC Classifications
G; G08; G08B; G08B3/00; G08B3/10; G08B3/1008; G08B1/00; G08B1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA596394A
Cited
US2666818A
Cited
US3097307A
Cited
US2992409A
Cited
US2945133A
Cited
FR1158630A
Cited
US2930942A
Cited
US2848653A
Cited
US2997606A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |