US2774301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink roller mounting for printing machines
Assignee: R Hoe and Co Inc
•
Filing: 1953-05-13
•
Granted: 1956-12-18
•
Expires: 1973-05-13
Abstract
No abstract record available.
Inventors
- 👤 Emory W Worthington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:27
CPC Classifications
B; B41; B41F; B41F31/00; B41F31/30; B41F31/32; B41F31/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1089740A
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US1920429A
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US2138142A
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US2205720A
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US2216565A
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US2267380A
Cited
US2208688A
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US2274166A
Cited
US2635475A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-18 | 1960-06-18 | 1960-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-18 | 1964-06-18 | 1964-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-18 | 1968-06-18 | 1968-12-18 | $7700.00 | Window Closed / Lapsed |