US3160854A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lattice-type character recognition system
Assignee: International Business Machines Corp
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Filing: 1961-01-12
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Granted: 1964-12-08
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Expires: 1981-01-12
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Gregory
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:20
CPC Classifications
G; G06; G06V; G06V30/00; G06V30/10; G06V30/22; G06V30/224
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
CHARACTER RECOGNITION APPARATUS COMPRISING A LATTICE OF SPACED PARALLEL PHOTOSENSITIVE STRIPS UPON WHICH THE IMAGE OF A CHARACTER IS PROJECTED, MEANS TO GENERATE A SINGLE OUTPUT SIGNAL FROM EACH OF SAID STRIPS WHEN SAID IMAGE IS PROJECTED THEREON, THE VALUE OF EACH OF SAID STRIP SIGNALS BEING RELATED TO THE PORTION OF SAID STRIP OCCUPIED BY SAID IMAGE, AND MEANS TO DECODE SAID SIGNALS TO PROVIDE AN INDICATION OF SAID CHARACTER.
Claim 2
Dependent Claim
71 words
CHARACTER RECOGNITION APPARATUS COMPRISING A LATTICE OF SPACED PARALLEL PHOTOSENSITIVE STRIPS UPON WHICH THE IMAGE OF A CHARACTER IS PROJECTED, MEANS TO GENERATE A SINGLE OUTPUT SIGNAL FROM EACH OF SAID STRIPS WHEN SAID IMAGE IS PROJECTED THEREON, THE VALUE OF EACH OF SAID STRIP SIGNALS BEING RELATED TO THE PORTION OF SAID STRIP OCCUPIED BY SAID IMAGE, AND MEANS TO DECODE SAID SIGNALS TO PROVIDE AN INDICATION OF SAID CHARACTER.
References Cited (Backward Citations)
US2010543A
Cited
US2682043A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |