US3500401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radar detection device
Assignee: United States Department of the Navy
•
Filing: 1968-07-15
•
Granted: 1970-03-10
•
Expires: 1988-07-15
Abstract
No abstract record available.
Inventors
- 👤 Gerald O Miller
- 👤 Denman R Elliott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:07
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/021; G01R; G01R29/00; G01R29/08; G01R29/0807; G01R29/0814
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3061795A
Cited
US3094663A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |