US2853701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Target position indicator
Assignee: Individual
•
Filing: 1954-12-16
•
Granted: 1958-09-23
•
Expires: 1974-12-16
Abstract
No abstract record available.
Inventors
- 👤 Freedman Jerome
- 👤 Reuben O Schlegelmilch
- 👤 Sherman Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:52
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2508562A
Cited
US2506127A
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US2485663A
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US2655836A
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US2678439A
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US2526682A
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US2580240A
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US2667634A
Cited
US2688278A
Cited
US2755715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |