US2915749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radar receiver comprising a position indicator
Assignee: US Philips Corp
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Filing: 1953-01-02
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Granted: 1959-12-01
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Expires: 1973-01-02
Abstract
No abstract record available.
Inventors
- 👤 Goldbohm Erich
- 👤 Prins Gerhard
- 👤 Schimmel Nico
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:32
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/20; G01R13/22; G01S; G01S7/00; G01S7/02; G01S7/04; G01S7/06; G01S7/10; G01S7/12; G01S7/14; G01S7/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |