US2839991A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary numbering attachment for offset printing press
Assignee: DIXIE TYPE AND SUPPLY CO
•
Filing: 1955-03-24
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Granted: 1958-06-24
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Expires: 1975-03-24
Abstract
No abstract record available.
Inventors
- 👤 Arnold H Rothoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:22
CPC Classifications
B; B41; B41F; B41F33/00; B41F33/04; B41F33/045; B41F13/00; B41F13/0032; B41F33/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1019197A
Cited
US1465750A
Cited
US1647560A
Cited
US1681652A
Cited
US1920232A
Cited
US2387750A
Cited
US2398832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-23 | 1961-12-23 | 1962-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-23 | 1965-12-23 | 1966-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-23 | 1969-12-23 | 1970-06-24 | $7700.00 | Window Closed / Lapsed |