US2516757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dampening fountain for printing presses
Assignee: DAVIDSON Manufacturing CORP
•
Filing: 1947-06-23
•
Granted: 1950-07-25
•
Expires: 1967-06-23
Abstract
No abstract record available.
Inventors
- 👤 Davidson William Ward
- 👤 Edward F Dell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:22
CPC Classifications
B; B41; B41F; B41F7/00; B41F7/20; B41F7/24; B41F7/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US34359A
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US1309501A
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US1762277A
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US2142348A
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US2144924A
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US2387750A
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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) | 1953-07-24 | 1954-01-23 | 1954-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-24 | 1958-01-23 | 1958-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-24 | 1962-01-23 | 1962-07-25 | $7700.00 | Window Closed / Lapsed |