US3112468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Character recognition system
Assignee: AT&T Inc
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Filing: 1959-04-14
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Granted: 1963-11-26
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Expires: 1979-04-14
Abstract
No abstract record available.
Inventors
- 👤 Louis A Kamentsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:48
CPC Classifications
G; G06; G06V; G06V30/00; G06V30/10; G06V10/00; G06V10/10; G06V10/20; G06V10/24; G06V10/40; G06V10/42; G06V10/421
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
IN A CHARACTER RECOGNITION SYSTEM THE COMBINATION COMPRISING SCANNING MEANS FOR SCANNING A FIELD WHICH INCLUDES A CHARACTER TO BE RECOGNIZED, MEANS PROVIDING RELATIVE MOVEMENT OF SAID FIELD WITH RESPECT TO SAID SCANNING MEANS, MEANS FOR CONTROLLING SAID SCANNING MEANS TO SCAN REPEATEDLY SAID FIELD IN A BIPOLAR RADIAL SCAN PATTERN AS SAID FIELD MOVES WITH RESPECT THERETO, SAID PATTERN COMPRISING A PLURALITY OF RADIAL CRITERION SCAN AREAS EXTENDING FROM TWO CENTERS, SENSING MEANS OPERATIVE TO PROVIDE AN OUTPUT SIGNAL WHEN A PORTION OF SAID CHARACTER IS SENSED IN ANY OF SAID CRITERION SCAN AREA, AND MEANS RESPONSIVE TO THE OUTPUT SIGNALS FROM SAID SENSING MEANS TO PROVIDE A MANIFESTATION INDICATIVE OF THE IDENTITY OF THE CHARACTER SCANNED.
Claim 2
Dependent Claim
118 words
IN A CHARACTER RECOGNITION SYSTEM THE COMBINATION COMPRISING SCANNING MEANS FOR SCANNING A FIELD WHICH INCLUDES A CHARACTER TO BE RECOGNIZED, MEANS PROVIDING RELATIVE MOVEMENT OF SAID FIELD WITH RESPECT TO SAID SCANNING MEANS, MEANS FOR CONTROLLING SAID SCANNING MEANS TO SCAN REPEATEDLY SAID FIELD IN A BIPOLAR RADIAL SCAN PATTERN AS SAID FIELD MOVES WITH RESPECT THERETO, SAID PATTERN COMPRISING A PLURALITY OF RADIAL CRITERION SCAN AREAS EXTENDING FROM TWO CENTERS, SENSING MEANS OPERATIVE TO PROVIDE AN OUTPUT SIGNAL WHEN A PORTION OF SAID CHARACTER IS SENSED IN ANY OF SAID CRITERION SCAN AREA, AND MEANS RESPONSIVE TO THE OUTPUT SIGNALS FROM SAID SENSING MEANS TO PROVIDE A MANIFESTATION INDICATIVE OF THE IDENTITY OF THE CHARACTER SCANNED.
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) | 1966-11-25 | 1967-05-27 | 1967-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-25 | 1971-05-27 | 1971-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-25 | 1975-05-27 | 1975-11-26 | $7700.00 | Window Closed / Lapsed |