Patent US3533620A successfully refreshed from Google Patents.
US3533620A
Expired / Lapsed
US
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Device for selecting and stacking documents such as punched cards
Assignee: Ind Bull General Electric SA S
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Filing: 1968-04-22
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Granted: 1970-10-13
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Expires: 1988-04-22
Abstract
No abstract record available.
Inventors
- 👤 Jacques Vasse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:01
CPC Classifications
G; G06; G06K; G06K13/00; G06K13/02; G06K13/08; G06K13/12; B; B65; B65H; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/421; B65H2301/4212; B65H2301/42122
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) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |