US2525363A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink fountain for rotary printing presses
Assignee: CB Cottrell and Sons Co
•
Filing: 1947-12-24
•
Granted: 1950-10-10
•
Expires: 1967-12-24
Abstract
No abstract record available.
Inventors
- 👤 Hans J Luehrs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:48
CPC Classifications
B; B41; B41F; B41F31/00; B41F31/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US236566A
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US1433954A
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US1699389A
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US1920419A
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US1919283A
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US2301535A
Cited
US2442700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |