US3233213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transducer
Assignee: Harris Transducer Corp
•
Filing: 1960-04-15
•
Granted: 1966-02-01
•
Expires: 1980-04-15
Abstract
No abstract record available.
Inventors
- 👤 Wilbur T Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:13
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A TRANSDUCER FOR UNDERWEAR ACOUSTIC ENERGY PROPAGATION COMPRISING A HOUSING HAVING A CHAMBER WITH FIRST AND SECOND PARTS, EACH OF SAID CHAMBER PARTS BEING SUBSTANTIALLY FILLED WITH A LIQUID, MEANS IN SAID FIRST CHAMBER PART FOR CAUSING THE LIQUID THEREIN TO VIBRATE AT A GIVEN FREQUENCY, MEANS FOR OPERATIVELY CONNECTING THE LIQUID IN EACH OF SAID CHAMBER PARTS FOR VIBRATION TRANSMISSION THEREBETWEEN, AND MEANS FOR TRANSMITTING THE LIQUID VIBRA-
Claim 2
Dependent Claim
69 words
A TRANSDUCER FOR UNDERWEAR ACOUSTIC ENERGY PROPAGATION COMPRISING A HOUSING HAVING A CHAMBER WITH FIRST AND SECOND PARTS, EACH OF SAID CHAMBER PARTS BEING SUBSTANTIALLY FILLED WITH A LIQUID, MEANS IN SAID FIRST CHAMBER PART FOR CAUSING THE LIQUID THEREIN TO VIBRATE AT A GIVEN FREQUENCY, MEANS FOR OPERATIVELY CONNECTING THE LIQUID IN EACH OF SAID CHAMBER PARTS FOR VIBRATION TRANSMISSION THEREBETWEEN, AND MEANS FOR TRANSMITTING THE LIQUID VIBRA-
References Cited (Backward Citations)
US1686901A
Cited
US1472558A
Cited
US1733718A
Cited
US2411541A
Cited
US2405226A
Cited
US2448365A
Cited
US2522389A
Cited
US2552970A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |