Patent US2433684A successfully refreshed from Google Patents.
US3488511A
Expired / Lapsed
US
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Automatic identifying apparatus of postage stamp indications
Assignee: Toshiba Corp
•
Filing: 1967-10-19
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Granted: 1970-01-06
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Expires: 1987-10-19
Abstract
No abstract record available.
Inventors
- 👤 Leo Mori
- 👤 Isamu Niikura
- 👤 Tuyoshi Ishida
- 👤 Hiroshi Arita
- 👤 Hiroshi Tamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:06
CPC Classifications
B; B07; B07C; B07C3/00; B07C3/10; B07C3/14; G; G06; G06V; G06V10/00; G06V10/10; G06V10/12; G06V10/14; G06V10/143; G06V10/88
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1729521A
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US2056382A
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US2936886A
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US2991369A
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US2966594A
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US3066226A
Cited
US3090870A
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US3027830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |