US3426271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Displacement measuring system with high frequency source and low frequency output terminal connected by coaxial cable to measurement and detection circuit
Assignee: Individual
•
Filing: 1965-08-06
•
Granted: 1969-02-04
•
Expires: 1985-08-06
Abstract
No abstract record available.
Inventors
- 👤 Pierre Alais
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:07
CPC Classifications
G; G08; G08C; G08C19/00; G08C19/12; G01; G01B; G01B7/00; G01B7/02; G01D; G01D5/00; G01D5/12; G01D5/14; G01D5/20; G01D5/24; G01R; G01R17/00; G01R17/10; H; H02; H02K; H02K1/00; H02K1/04
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) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |