Patent US2569767A successfully refreshed from Google Patents.
Patent US3114148A successfully refreshed from Google Patents.
US3114148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radar systems
Assignee: Packard Bell Electronics Corp
•
Filing: 1958-09-09
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Granted: 1963-12-10
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Expires: 1978-09-09
Abstract
No abstract record available.
Inventors
- 👤 Lederman Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:56
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/08; G01S13/10; G01S13/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
50 words
A PULSE SYSTEM, INCLUDING BROAD-BAND TRANSMITTING MEANS, BROAD-BAND RECEIVING MEANS, AN ANTENNA, A DUPLEXER INTERPOSED AS A COUPLING BETWEEN SAID TRANSMITTING MEANS, SAID RECEIVING MEANS, AND SAID ANTENNA, AND A NARROW-BAND-PASS DEVICE HAVING AN INPUT PORTION COUPLED TO SAID RECEIVING MEANS AND AN OUTPUT PORTION COUPLED TO SAID TRANSMITTING MEANS.
References Cited (Backward Citations)
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US2522367A
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US2603744A
Cited
US2489273A
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US2671850A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |