Patent US4057800A successfully refreshed from Google Patents.
Patent US3108469A successfully refreshed from Google Patents.
US3108469A
Expired / Lapsed
US
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Non-contacting ultrasonic gage
Assignee: Cutler Hammer Inc
•
Filing: 1959-08-04
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Granted: 1963-10-29
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Expires: 1979-08-04
Abstract
No abstract record available.
Inventors
- 👤 John N Dyer
- 👤 Cove Oyster Bay
- 👤 Ruderfer Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:41
CPC Classifications
G; G01; G01B; G01B17/00; Y; Y10; Y10S; Y10S367/00; Y10S367/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A NON-CONTACTING ULTRASONIC GAGE WHICH COMPRISES A FIRST ULTRASONIC FOR CONTINUOUSLY RADIATING ULTRASONIC ENERGY TOWARDS A REFLECTING SURFACE TO BE GAGED A REFERENCE REFLECTING SURFACE, A SECOND ULTRASONIC TRANSDUCER POSITIONED TO CONTINUOUSLY RADIATE ULTRASONIC ENERGY TOWARDS SAID REFERENCE SURFACE, A SOURCE OF CONTINUOUS ALTERNATING WAVES FOR DRIVING SAID TRANSDUCERS AT AN ULTRASONIC FREQUENCY, SAID TRANSDUCERS YIELDING ELECTRICAL RE-
Claim 2
Dependent Claim
58 words
A NON-CONTACTING ULTRASONIC GAGE WHICH COMPRISES A FIRST ULTRASONIC FOR CONTINUOUSLY RADIATING ULTRASONIC ENERGY TOWARDS A REFLECTING SURFACE TO BE GAGED A REFERENCE REFLECTING SURFACE, A SECOND ULTRASONIC TRANSDUCER POSITIONED TO CONTINUOUSLY RADIATE ULTRASONIC ENERGY TOWARDS SAID REFERENCE SURFACE, A SOURCE OF CONTINUOUS ALTERNATING WAVES FOR DRIVING SAID TRANSDUCERS AT AN ULTRASONIC FREQUENCY, SAID TRANSDUCERS YIELDING ELECTRICAL RE-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |