Patent US3264454A successfully refreshed from Google Patents.
US3264454A
Expired / Lapsed
US
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Digital device for measuring time intervals
Assignee: CANOGA ELECTRONICS CORP
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Filing: 1962-09-24
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Granted: 1966-08-02
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Expires: 1982-09-24
Abstract
No abstract record available.
Inventors
- 👤 Jon P Davis
- 👤 George A Walthers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:36
CPC Classifications
H; H03; H03M; H03M1/00; G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/08; G01S13/10; G01S13/14; G01S13/16; G04; G04F; G04F10/00; G04F10/04; H03M1/06; H03M1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A DEVICE FOR DETERMINING TIME INTERVALS WHICH COMPRISES: (A) DELAY MEANS RESPONSIVE TO AN INPUT SIGNAL OF FIXED FREQUENCY FOR PRODUCING A SERIES OF OUTPUT SIGNALS, EACH OUTPUT SIGNAL OF SAID SERIES HAVING DIFFERENT PHASE DISPLACEMENT WITH RESPECT TO ALL OTHER SIGNALS OF SAID SERIES, SAID INPUT AND OUTPUT SIGNALS BEING OF THE SAME FREQUENCY, (B) CIRCUIT MEANS RESPONSIVE TO SAID OUTPUT SIGNALS FOR ARRANGING SAID OUTPUT SIGNALS INTO A SECOND SERIES OF SIGNALS DEFINING A DIGITAL COUNTING CODE, (C) GATING MEANS CONNECTING SAID SECOND SERIES OF SIGNALS TO A REGISTER COMPRISING A PLURALITY OF FLIP-FLOPS, SAID GATING MEANS BEING RESPONSIVE TO A TRIGGERING SIGNAL TO TRANSMIT THE PARTICULAR COUNT OF SAID CODE COINCIDENT WITH THE APPLICATION OF SAID TRIGGERING SIGNAL TO SAID REGISTER, AND (D) SECOND GATING MEANS CONNECTING SAID SECOND SERIES OF SIGNALS TO A SECOND REGISTER COMPRISING A PLURALITY OF FLIP-FLOPS, SAID SECOND GATING MEANS BEING RESPONSIVE TO A SECOND TRIGGERING SIGNAL TO TRANSMIT THE PARTICULAR COUNT OF SAID CODE COINCIDENT WITH THE APPLICATION OF SAID SECOND TRIGGERING SIGNAL TO SAID SECOND REGISTER.
Claim 2
Independent Claim
176 words
A DEVICE FOR DETERMINING TIME INTERVALS WHICH COMPRISES: (A) DELAY MEANS RESPONSIVE TO AN INPUT SIGNAL OF FIXED FREQUENCY FOR PRODUCING A SERIES OF OUTPUT SIGNALS, EACH OUTPUT SIGNAL OF SAID SERIES HAVING DIFFERENT PHASE DISPLACEMENT WITH RESPECT TO ALL OTHER SIGNALS OF SAID SERIES, SAID INPUT AND OUTPUT SIGNALS BEING OF THE SAME FREQUENCY, (B) CIRCUIT MEANS RESPONSIVE TO SAID OUTPUT SIGNALS FOR ARRANGING SAID OUTPUT SIGNALS INTO A SECOND SERIES OF SIGNALS DEFINING A DIGITAL COUNTING CODE, (C) GATING MEANS CONNECTING SAID SECOND SERIES OF SIGNALS TO A REGISTER COMPRISING A PLURALITY OF FLIP-FLOPS, SAID GATING MEANS BEING RESPONSIVE TO A TRIGGERING SIGNAL TO TRANSMIT THE PARTICULAR COUNT OF SAID CODE COINCIDENT WITH THE APPLICATION OF SAID TRIGGERING SIGNAL TO SAID REGISTER, AND (D) SECOND GATING MEANS CONNECTING SAID SECOND SERIES OF SIGNALS TO A SECOND REGISTER COMPRISING A PLURALITY OF FLIP-FLOPS, SAID SECOND GATING MEANS BEING RESPONSIVE TO A SECOND TRIGGERING SIGNAL TO TRANSMIT THE PARTICULAR COUNT OF SAID CODE COINCIDENT WITH THE APPLICATION OF SAID SECOND TRIGGERING SIGNAL TO SAID SECOND REGISTER.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |