US3541511A
Expired / Lapsed
US
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Apparatus for recognising a pattern
Assignee: Toshiba Corp
•
Filing: 1967-10-26
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Granted: 1970-11-17
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Expires: 1987-10-26
Abstract
No abstract record available.
Inventors
- 👤 Hiroshi Genchi
- 👤 Sadakazu Watanabe
- 👤 Kenichi Mori
- 👤 Sumio Katsuragi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:24
CPC Classifications
G; G06; G06V; G06V10/00; G06V10/20; G06V30/00; G06V30/10; G06V30/14; G06V30/146; G06V30/16; G06V30/166; G06V30/168; G06V30/18; G06V30/1801; G06V30/18019
Claims Analysis
Total Claims: 0
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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) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |