Patent US3351901A successfully refreshed from Google Patents.
US3351901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Visual and acoustic energy generator for underwater use
Assignee: Individual
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Filing: 1966-01-24
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Granted: 1967-11-07
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Expires: 1986-01-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Louis R Padberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:26
CPC Classifications
G; G10; G10K; G10K15/00; G10K15/04; G10K15/06; G01; G01V; G01V1/00; G01V1/02; G01V1/157; G10K2200/00; G10K2200/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
APPARATUS FOR ASCERTAINING THE PRESENCE OF AN UNDER WATER OBJECT AND FOR FACILITATING THE IDENTIFICATION THEREOF, SAID APPARATUS COMPRISING: SELECTIVELY ENERGIZABLE ELECTRO-RESPONSIVE MEANS, DESIGNED FOR IMMERSION INTO A BODY OF WATER SO AS TO LIE IN DIRECT CONTACT THEREWITH, FOR PERIODICALLY GENERATING ELECTROMAGNETIC ENERGY IN THE VISIBLE PORTION OF THE FREQUENCY SPECTRUM AND FOR ADDITIONALLY PRODUCING AN OUTPUT OF ACOUSTIC ENERGY AT BOTH THE INSTANT OF INITIATION OF EACH PERIOD OF ELECTROMAGNETIC ENERGY GENERATION AND AT THE INSTANT OF TERMINATION OF EACCH SUCH PERIOD; MEANS FOR SELECTIVELY ENERGIZING SAID ELECTRO-RESPONSIVE MEANS; AND
Claim 2
Dependent Claim
92 words
APPARATUS FOR ASCERTAINING THE PRESENCE OF AN UNDER WATER OBJECT AND FOR FACILITATING THE IDENTIFICATION THEREOF, SAID APPARATUS COMPRISING: SELECTIVELY ENERGIZABLE ELECTRO-RESPONSIVE MEANS, DESIGNED FOR IMMERSION INTO A BODY OF WATER SO AS TO LIE IN DIRECT CONTACT THEREWITH, FOR PERIODICALLY GENERATING ELECTROMAGNETIC ENERGY IN THE VISIBLE PORTION OF THE FREQUENCY SPECTRUM AND FOR ADDITIONALLY PRODUCING AN OUTPUT OF ACOUSTIC ENERGY AT BOTH THE INSTANT OF INITIATION OF EACH PERIOD OF ELECTROMAGNETIC ENERGY GENERATION AND AT THE INSTANT OF TERMINATION OF EACCH SUCH PERIOD; MEANS FOR SELECTIVELY ENERGIZING SAID ELECTRO-RESPONSIVE MEANS; AND
References Cited (Backward Citations)
US1152697A
Cited
US3007133A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |