Patent US3287714A successfully refreshed from Google Patents.
US3287714A
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Deskewing utilizing a variable length gate
Assignee: International Business Machines Corp
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Filing: 1962-12-24
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Granted: 1966-11-22
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Expires: 1982-12-24
Abstract
No abstract record available.
Inventors
- 👤 Donald R Dustin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:01
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/07; G06F11/08; G06F11/10; G11; G11B; G11B20/00; G11B20/10; G11B20/18; G11B20/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
AN EXTENDED SKEW SYSTEM COMPRISING: MEANS FOR RECEIVING BITS OF SKEWED BYTES, MEANS FOR TESTING THE COUNT STATUS OF RECEIVED BITS OF EACH BYTE SAID COUNT STATUS HAVING ONE OF TWO STATES AT A PREDETERMINED TEST TIME, SAID TEST TIME OCCURRING LESS THAN ONE-HALF BIT PERIOD AFTER A FIRST RECEIVED BIT OF THE BYTE, DELAY MEANS FOR ENABLING A VARIABLE CHARACTER GATE, AND MEANS FOR EXTENDING SAID CHARACTER GATE AT SAID
Claim 2
Dependent Claim
71 words
AN EXTENDED SKEW SYSTEM COMPRISING: MEANS FOR RECEIVING BITS OF SKEWED BYTES, MEANS FOR TESTING THE COUNT STATUS OF RECEIVED BITS OF EACH BYTE SAID COUNT STATUS HAVING ONE OF TWO STATES AT A PREDETERMINED TEST TIME, SAID TEST TIME OCCURRING LESS THAN ONE-HALF BIT PERIOD AFTER A FIRST RECEIVED BIT OF THE BYTE, DELAY MEANS FOR ENABLING A VARIABLE CHARACTER GATE, AND MEANS FOR EXTENDING SAID CHARACTER GATE AT SAID
References Cited (Backward Citations)
US2977578A
Cited
US3130392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |