Patent US3082401A successfully refreshed from Google Patents.
US3082401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Directional underwater magnetostriction transducer
Assignee: Individual
•
Filing: 1956-11-21
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Granted: 1963-03-19
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Expires: 1976-11-21
Abstract
No abstract record available.
Inventors
- 👤 Richard E Bland
- 👤 Francois John E Le
- 👤 William J Leiss
- 👤 Harry F Wegener
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:14
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/02; B06B1/08; B06B1/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
AN UNDERWATER TRANSDUCER COMPRISING: AN OUTER SHELL OPEN AT ONE END; A VIBRATOR UNIT ASSEMBLY, SAID VIBRATOR UNIT ASSEMBLY COMPRISING A REARWARDLY MOVABLE FIRST RIGID PLATE, SAID PLATE HAVING A PLURALITY OF OPENINGS IN PREDETERMINED DIFFERENT POSITIONS, AN ACOUSTIC WINDOW BONDED TO SAID FIRST PLATE, SAID ACOUSTIC WINDOW HAVING A FRONT SURFACE EXPOSED TO THE WATER AND A FLAT REAR SURFACE, AN ARRAY OF INDIVIDUAL MAGNETOSTRICTIVE VIBRATOR UNITS HAVING INDIVIDUAL REAR SURFACES AND HAVING INDIVIDUAL WORKING FACES OF SUBSTANTIAL AREA AFFIXED TO SAID ACOUSTIC WINDOW, ONE EACH BEING POSITIONED IN EACH OF SAID OPENINGS, WINDINGS ASSOCIATED WITH SAID VIBRATOR UNITS, A REARWARDLY MOVABLE SECOND RIGID PLATE HELD IN FIXED SPACED RELATIONSHIP WITH SAID FIRST PLATE, AND ACOUSTIC ISOLATION MEANS INTERPOSED BETWEEN SAID VIBRATOR UNIT REAR SURFACES AND SAID SECOND PLATE; AND REINFORCING MEANS CARRIED BY SAID SHELL AND IN ABUTTING RELATIONSHIP WITH SAID FIRST AND SECOND PLATE WHEREBY SAID FIRST AND
Claim 2
Dependent Claim
151 words
AN UNDERWATER TRANSDUCER COMPRISING: AN OUTER SHELL OPEN AT ONE END; A VIBRATOR UNIT ASSEMBLY, SAID VIBRATOR UNIT ASSEMBLY COMPRISING A REARWARDLY MOVABLE FIRST RIGID PLATE, SAID PLATE HAVING A PLURALITY OF OPENINGS IN PREDETERMINED DIFFERENT POSITIONS, AN ACOUSTIC WINDOW BONDED TO SAID FIRST PLATE, SAID ACOUSTIC WINDOW HAVING A FRONT SURFACE EXPOSED TO THE WATER AND A FLAT REAR SURFACE, AN ARRAY OF INDIVIDUAL MAGNETOSTRICTIVE VIBRATOR UNITS HAVING INDIVIDUAL REAR SURFACES AND HAVING INDIVIDUAL WORKING FACES OF SUBSTANTIAL AREA AFFIXED TO SAID ACOUSTIC WINDOW, ONE EACH BEING POSITIONED IN EACH OF SAID OPENINGS, WINDINGS ASSOCIATED WITH SAID VIBRATOR UNITS, A REARWARDLY MOVABLE SECOND RIGID PLATE HELD IN FIXED SPACED RELATIONSHIP WITH SAID FIRST PLATE, AND ACOUSTIC ISOLATION MEANS INTERPOSED BETWEEN SAID VIBRATOR UNIT REAR SURFACES AND SAID SECOND PLATE; AND REINFORCING MEANS CARRIED BY SAID SHELL AND IN ABUTTING RELATIONSHIP WITH SAID FIRST AND SECOND PLATE WHEREBY SAID FIRST AND
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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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |