Patent US3222595A successfully refreshed from Google Patents.
US3222595A
Expired / Lapsed
US
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Transition time delay testing device
Assignee: Unisys Corp
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Filing: 1961-06-30
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Granted: 1965-12-07
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Expires: 1981-06-30
Abstract
No abstract record available.
Inventors
- 👤 Granberg Mauritz Lelad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:28
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/26; G01R31/2607; G01R31/2608; G01R31/2617
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
APPARATUS FOR DETERMINING THE RELATIVE OPERATIONAL DELAYS IN AN ELECTRONIC DEVICE, COMPRISING: AN ELECTRONIC TIMING CHAIN FOR DEVELOPING A SERIES OF SEQUENTIAL TIMING SIGNALS; MEANS RESPONSIVE TO AT LEAST A FIRST TIMING SIGNAL FOR INITIATING CHANGE IN AN ELECTRONIC DEVICE FROM A FIRST OPERATIONAL STATE TO A SECOND OPERATIONAL STATE AT A FIRST TIME AND FOR INITIATING CHANGE IN SAID ELECTRONIC DEVICE FROM SAID SECOND OPERATIONAL STATE TO SAID FIRST OPERATIONAL STATE AT A SECOND TIME; A TRIGGER CIRCUIT FOR SENSING THE OPERATIONAL STATE OF SAID ELECTRONIC DEVICE AND FOR DEVELOPING SIGNALS INDICATIVE OF SAID FIRST AND SECOND OPERATIONAL STATES; AND MEANS COUPLED TO SAID TRIGGER CIRCUIT RESPONSIVE TO SECOND AND THIRD TIMING SIGNALS FOR RESPECTIVELY INHIBITING SAID FIRST AND SECOND STATE INDICATING SIGNALS.
Claim 2
Dependent Claim
124 words
APPARATUS FOR DETERMINING THE RELATIVE OPERATIONAL DELAYS IN AN ELECTRONIC DEVICE, COMPRISING: AN ELECTRONIC TIMING CHAIN FOR DEVELOPING A SERIES OF SEQUENTIAL TIMING SIGNALS; MEANS RESPONSIVE TO AT LEAST A FIRST TIMING SIGNAL FOR INITIATING CHANGE IN AN ELECTRONIC DEVICE FROM A FIRST OPERATIONAL STATE TO A SECOND OPERATIONAL STATE AT A FIRST TIME AND FOR INITIATING CHANGE IN SAID ELECTRONIC DEVICE FROM SAID SECOND OPERATIONAL STATE TO SAID FIRST OPERATIONAL STATE AT A SECOND TIME; A TRIGGER CIRCUIT FOR SENSING THE OPERATIONAL STATE OF SAID ELECTRONIC DEVICE AND FOR DEVELOPING SIGNALS INDICATIVE OF SAID FIRST AND SECOND OPERATIONAL STATES; AND MEANS COUPLED TO SAID TRIGGER CIRCUIT RESPONSIVE TO SECOND AND THIRD TIMING SIGNALS FOR RESPECTIVELY INHIBITING SAID FIRST AND SECOND STATE INDICATING SIGNALS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |