US3273111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for measuring the velocity of acoustical waves
Assignee: Ambac International Corp
•
Filing: 1964-08-03
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Granted: 1966-09-13
•
Expires: 1984-08-03
Abstract
No abstract record available.
Inventors
- 👤 William C Parenti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:12
CPC Classifications
G; G01; G01H; G01H5/00; G01K; G01K11/00; G01K11/22; G01K11/24; G01N; G01N29/00; G01N29/02; G01N29/024; G01N2291/00; G01N2291/02; G01N2291/028; G01N2291/02881
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
APPARATUS FOR MEASURING THE VELOCITY OF ACOUSTICAL WAVES IN A FLUID MEDIUM, COMPRISING AN ELECTRO-ACOUSTICAL TRANSDUCER MECHANICALLY COUPLED TO A FLUID MEDIUM TRANSMISSIVE OF SERIES OF TIMEPULSE GENERATING MEANS FOR GENERATING A SERIES OF TIMESPACED ELECTRICAL PULSES AND FOR APPLYING THEM TO SAID TRANSDUCER TO LAUNCH A SERIES OF CORRESPONDINGLY TIMESPACED ACOUSTICAL PULSED INTO SAID FLUID MEDIUM; A CONVEX REFLECTOR OF ACOUSTICAL ENERGY; SPACER MEANS MOUNTING SAID REFLECTOR IN SAID FLUID MEDIUM AT A PREDETERMINED DISTANCE FROM SAID TRANSDUCER AND IN THE PATH OF SAID ACOUSTICAL PULSES TO AS TO REFLECT ONLY A LIMITED PORTION OF THE ENERGY OF EACH OF SAID ACOUSTICAL PULSES FROM THE CONVEX SURFACE OF SAID REFLECTOR BACK TO SAID TRANSDUCER AFTER THE ELECTRICAL PULSE PRODUCING IT IS ENDED, THEREBY TO PRODUCE
Claim 2
Dependent Claim
126 words
APPARATUS FOR MEASURING THE VELOCITY OF ACOUSTICAL WAVES IN A FLUID MEDIUM, COMPRISING AN ELECTRO-ACOUSTICAL TRANSDUCER MECHANICALLY COUPLED TO A FLUID MEDIUM TRANSMISSIVE OF SERIES OF TIMEPULSE GENERATING MEANS FOR GENERATING A SERIES OF TIMESPACED ELECTRICAL PULSES AND FOR APPLYING THEM TO SAID TRANSDUCER TO LAUNCH A SERIES OF CORRESPONDINGLY TIMESPACED ACOUSTICAL PULSED INTO SAID FLUID MEDIUM; A CONVEX REFLECTOR OF ACOUSTICAL ENERGY; SPACER MEANS MOUNTING SAID REFLECTOR IN SAID FLUID MEDIUM AT A PREDETERMINED DISTANCE FROM SAID TRANSDUCER AND IN THE PATH OF SAID ACOUSTICAL PULSES TO AS TO REFLECT ONLY A LIMITED PORTION OF THE ENERGY OF EACH OF SAID ACOUSTICAL PULSES FROM THE CONVEX SURFACE OF SAID REFLECTOR BACK TO SAID TRANSDUCER AFTER THE ELECTRICAL PULSE PRODUCING IT IS ENDED, THEREBY TO PRODUCE
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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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |