US2978698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radar target tracking system
Assignee: Individual
•
Filing: 1950-07-27
•
Granted: 1961-04-04
•
Expires: 1970-07-27
Abstract
No abstract record available.
Inventors
- 👤 Mortimer A Schultz
- 👤 George W Nagel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:48
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/66
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2433681A
Cited
US2409448A
Cited
US2420264A
Cited
US2414108A
Cited
GB582503A
Cited
US2424796A
Cited
US2444171A
Cited
US2476469A
Cited
US2517540A
Cited
US2491029A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |