US3172091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: General Electric Co
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Filing: 1961-05-12
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Granted: 1965-03-02
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Expires: 1981-05-12
Abstract
No abstract record available.
Inventors
- 👤 Aaron L Friend
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:59
CPC Classifications
G; G01; G01P; G01P1/00; G01P1/07; G01P1/08; G01P1/10; G01P1/106; H; H02; H02H; H02H7/00; H02H7/08; H02H7/093
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
APPARATUS FOR DETERMINING THE ACCEPTABILITY OF STORAGE MEDIA VELOCITY COMPRISING, MEANS FOR WRITING A BINARY BIT ON SAID STORAGE MEDIA, A COUNTER CONNECTED TO SAID MEANS FOR GENERATING A FIRST SIGNAL AT A PREDETERMINED TIME AFTER SAID BINARY BIT IS WRITTEN, A MONOSTABLE TIMING MEANS CONNECTED TO RECEIVE SAID FIRST SIGNAL AND ADAPTED TO ASSUME AN UNSTABLE TIMING STATE FOR A PREDETERMINED TIME UPON RECEIPT OF SAID FIRST SIGNAL, READING MEANS FOR DETECTING SAID BINARY BIT ON STAID STORAGE MEDIA AND FOR GENERATING A SECOND SIGNAL IN RESPONSE THERETO, GATING MEANS CONNECTED TO SAID TIMING MEANS AND TO SAID READING MEANS, SAID GATING MEANS ADAPTED TO GENERATE AN ERROR SIGNAL IN RESPONSE TO SAD SECOND SIGNAL WHEN SAID TIMING MEANS IS NOT IN SAID TIMING STATE.
Claim 2
Dependent Claim
126 words
APPARATUS FOR DETERMINING THE ACCEPTABILITY OF STORAGE MEDIA VELOCITY COMPRISING, MEANS FOR WRITING A BINARY BIT ON SAID STORAGE MEDIA, A COUNTER CONNECTED TO SAID MEANS FOR GENERATING A FIRST SIGNAL AT A PREDETERMINED TIME AFTER SAID BINARY BIT IS WRITTEN, A MONOSTABLE TIMING MEANS CONNECTED TO RECEIVE SAID FIRST SIGNAL AND ADAPTED TO ASSUME AN UNSTABLE TIMING STATE FOR A PREDETERMINED TIME UPON RECEIPT OF SAID FIRST SIGNAL, READING MEANS FOR DETECTING SAID BINARY BIT ON STAID STORAGE MEDIA AND FOR GENERATING A SECOND SIGNAL IN RESPONSE THERETO, GATING MEANS CONNECTED TO SAID TIMING MEANS AND TO SAID READING MEANS, SAID GATING MEANS ADAPTED TO GENERATE AN ERROR SIGNAL IN RESPONSE TO SAD SECOND SIGNAL WHEN SAID TIMING MEANS IS NOT IN SAID TIMING STATE.
References Cited (Backward Citations)
US2968803A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-01 | 1968-08-31 | 1969-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-01 | 1972-08-31 | 1973-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-01 | 1976-08-31 | 1977-03-02 | $7700.00 | Window Closed / Lapsed |