Patent US1678091A successfully refreshed from Google Patents.
US1678091A
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US
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Adjusting the proportion of color to thinning agent in connection with intaglio printing machines
Assignee: MAN AG
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Filing: 1927-02-04
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Granted: 1928-07-24
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Expires: 1947-02-04
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm Ottmar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:22
CPC Classifications
B; B41; B41M; B41M1/00; B41F; B41F31/00; B41F31/005; Y; Y10; Y10T; Y10T137/00; Y10T137/4673; Y10T137/4807; Y10T137/8593; Y10T137/85954
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1931-07-24 | 1932-01-23 | 1932-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-07-24 | 1936-01-23 | 1936-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-07-24 | 1940-01-23 | 1940-07-24 | $7700.00 | Window Closed / Lapsed |