Patent US3390630A successfully refreshed from Google Patents.
US3390630A
Expired / Lapsed
US
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High speed printing device employing bar printer and double width hammers
Assignee: Unisys Corp
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Filing: 1966-06-09
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Granted: 1968-07-02
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Expires: 1986-06-09
Abstract
No abstract record available.
Inventors
- 👤 Solomon H Pitt
- 👤 Sherbert Edward
- 👤 Floyd E Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:09
CPC Classifications
B; B41; B41J; B41J1/00; B41J1/16; B41J9/00; B41J9/02; B41J9/10; B41J9/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3007399A
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US3043330A
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US2993437A
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US3066601A
Cited
US3220343A
Cited
US3099206A
Cited
US3128693A
Cited
US3209682A
Cited
US3212435A
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) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |