US3045206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Submarine sonic device
Assignee: ELAC Electroacustic GmbH
•
Filing: 1958-12-23
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Granted: 1962-07-17
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Expires: 1978-12-23
Abstract
No abstract record available.
Inventors
- 👤 Ahrens Erhard
- 👤 Schultes Johannes
- 👤 Mies Arno
- 👤 Kriebel Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:28
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72; B; B63; B63C; B63C11/00; B63C11/48; B63C11/49; Y; Y10; Y10S; Y10S367/00; Y10S367/903; Y10S367/91
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2060670A
Cited
US2418846A
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US2433971A
Cited
US2453502A
Cited
US2710388A
Cited
GB775441A
Cited
US2762031A
Cited
US2983900A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |