US3364852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-speed print drum with traveling print hammer
Assignee: Friden Inc
•
Filing: 1965-11-12
•
Granted: 1968-01-23
•
Expires: 1985-11-12
Abstract
No abstract record available.
Inventors
- 👤 Robert A Ragen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:51
CPC Classifications
B; B41; B41J; B41J9/00; B41J9/02; B41J9/04; B41J1/00; B41J1/22; B41J1/32; B41J1/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3247788A
Cited
US2757775A
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US2949846A
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US2915967A
Cited
US2993437A
Cited
US3128693A
Cited
US3135195A
Cited
US3168182A
Cited
US3253539A
Cited
US3282204A
Cited
US3282205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |