US3112362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Written character digitizer
Assignee: Telautograph Corp
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Filing: 1960-08-08
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Granted: 1963-11-26
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Expires: 1980-08-08
Abstract
No abstract record available.
Inventors
- 👤 Edwin A Pecker
- 👤 Garrett Peter Legh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:18
CPC Classifications
G; G06; G06V; G06V10/00; G06V10/10; G06V30/00; G06V30/10; G06V30/14; G06V30/144; G06V30/19; G06V30/192
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
60 words
CHARACTER RECOGNITION APPARATUS COMPRISING MEANS MOVABLE IN TWO DIMENSIONS FOR FOLLOWING THE TRACE PATH OF A WRITTEN CHARACTER, MEANS ACTUATED BY SAID MOVABLE MEANS FOR GENERATING AT LEAST ONE SIGNAL THAT VARIES IN PROPORTION TO CHANGES IN THE POSITION OF THE MOVABLE MEANS, AND MEANS FOR COUNTING EACH TIME THE SIGNAL IS SUBSTANTIALLY EQUAL TO A PREDETERMINED SIGNAL VALUE DUR-
References Cited (Backward Citations)
US2583535A
Cited
US2682045A
Cited
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 |