Patent US3389656A successfully refreshed from Google Patents.
US3389656A
Expired / Lapsed
US
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Process for removing intaglio ink from a wiping cylinder
Assignee: Individual
•
Filing: 1965-10-24
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Granted: 1968-06-25
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Expires: 1985-10-24
Abstract
No abstract record available.
Inventors
- 👤 Giori Gualtiero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:46
CPC Classifications
B; B41; B41M; B41M1/00; B41M1/10; B41F; B41F35/00; B41F9/00; B41F9/06; B41F9/08; B41F9/10; B41F9/1018; B41N; B41N3/00; B41N3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US2787993A
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Cited
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Cited
US3168478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |