US3393360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for testing the critical open time of contacts in an electronic circuit
Assignee: United States Department of the Army
•
Filing: 1964-06-09
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Granted: 1968-07-16
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Expires: 1984-06-09
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Keating
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:40
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/327; G01R31/3277
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3127595A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |