Patent US2691344A successfully refreshed from Google Patents.
US2691344A
Expired / Lapsed
US
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Ink roll cleaning scraper for printing presses
Assignee: Journal Co
•
Filing: 1949-10-20
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Granted: 1954-10-12
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Expires: 1969-10-20
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Mcmullen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:07
CPC Classifications
B; B41; B41F; B41F35/00; B41F35/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2240112A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-11 | 1958-04-12 | 1958-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-11 | 1962-04-12 | 1962-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-11 | 1966-04-12 | 1966-10-12 | $7700.00 | Window Closed / Lapsed |