Patent US4252893A successfully refreshed from Google Patents.
Patent US2497648A successfully refreshed from Google Patents.
US2497648A
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Ink delivery regulating device for printing press ink fountains
Assignee: GOSS PRINTING PRESS Co
•
Filing: 1944-09-16
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Granted: 1950-02-14
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Expires: 1964-09-16
Abstract
No abstract record available.
Inventors
- 👤 Emory W Worthington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:15
CPC Classifications
B; B41; B41F; B41F31/00; B41F31/02; B41F31/04; B41F31/045; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19047; Y10T74/19614; Y10T74/19633
Claims Analysis
Total Claims: 0
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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) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |