US3039079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scanning sonar
Assignee: Textron Inc
•
Filing: 1956-05-29
•
Granted: 1962-06-12
•
Expires: 1976-05-29
Abstract
No abstract record available.
Inventors
- 👤 Glenn A Walters
- 👤 John B Damonte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:47
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2487995A
Cited
US2418136A
Cited
US2424773A
Cited
US2533499A
Cited
US2434644A
Cited
US2688154A
Cited
US2684468A
Cited
US2779428A
Cited
US2800654A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |