Patent US3460137A successfully refreshed from Google Patents.
US3460137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Track initiation system
Assignee: United States Department of the Army
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Filing: 1965-05-24
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Granted: 1969-08-05
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Expires: 1985-05-24
Abstract
No abstract record available.
Inventors
- 👤 Anthony Ralston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:59
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/66; G01S13/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A TRACK INITIATOR COMPRISING A SOURCE OF RADAR REPORTS; STORAGE MEANS FOR STORING SAID REPORTS; SAID SOURCE OF RADAR REPORTS BEING STORED ON THE STORAGE MEANS SO THAT DIFFERENT SCANS OF THE RADAR ARE IDENTIFIED IN ORDER OF THEIR APPEARANCES; SORTER MEANS FOR COMPARING THE REPORTS OF A LAST SCAN WITH THE REPORTS OF AS SECOND TO LAST SCAN IN ORDER TO FIND MATCHES WITHIN CERTAIN LIMITS, SAID SORTER MEANS HAVING AN OUTPUT ONLY WHEN A MATCH OCCURS; FIRST MEANS FOR COMPARING MATCHES OF THE LAST AND SECOND TO LAST SCAN REPORTS TO PRODUCE A PREDICTED REPORT IN AT LEAST ONE PREVIOUS SCAN TO THE SECOND LAST SCAN; SECOND MEANS COMPARING THE PREDICTED POSTION WITH ACTUAL REPORTS IN THE PREVIOUS SCANS; SAID SECOND MEANS HAVING AN OUTPUT WHEN A MATCH OF THE PREDICTED REPORT AND AN ACTUAL REPORT OCCUR; AND INITIATOR MEANS RESPONSIVE TO THE OUTPUT OF SAID SECOND MEANS FRO PRODUCING A TRACK INITIATING OUTPUT SIGNAL.
Claim 2
Dependent Claim
157 words
A TRACK INITIATOR COMPRISING A SOURCE OF RADAR REPORTS; STORAGE MEANS FOR STORING SAID REPORTS; SAID SOURCE OF RADAR REPORTS BEING STORED ON THE STORAGE MEANS SO THAT DIFFERENT SCANS OF THE RADAR ARE IDENTIFIED IN ORDER OF THEIR APPEARANCES; SORTER MEANS FOR COMPARING THE REPORTS OF A LAST SCAN WITH THE REPORTS OF AS SECOND TO LAST SCAN IN ORDER TO FIND MATCHES WITHIN CERTAIN LIMITS, SAID SORTER MEANS HAVING AN OUTPUT ONLY WHEN A MATCH OCCURS; FIRST MEANS FOR COMPARING MATCHES OF THE LAST AND SECOND TO LAST SCAN REPORTS TO PRODUCE A PREDICTED REPORT IN AT LEAST ONE PREVIOUS SCAN TO THE SECOND LAST SCAN; SECOND MEANS COMPARING THE PREDICTED POSTION WITH ACTUAL REPORTS IN THE PREVIOUS SCANS; SAID SECOND MEANS HAVING AN OUTPUT WHEN A MATCH OF THE PREDICTED REPORT AND AN ACTUAL REPORT OCCUR; AND INITIATOR MEANS RESPONSIVE TO THE OUTPUT OF SAID SECOND MEANS FRO PRODUCING A TRACK INITIATING OUTPUT SIGNAL.
References Cited (Backward Citations)
US2995744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |