US3555558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink drop writing apparatus with data synchronizing means
Assignee: AB Dick Co
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Filing: 1969-01-21
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Granted: 1971-01-12
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Expires: 1989-01-21
Abstract
Abstract IN AN INK DROP WRITING APPARATUS IN WHICH A RECIPROCATING CARRIAGE CARRIES INK DROP EMITTING APPARATUS, WHICH INK DROPS ARE EMITTED THROUGH AN ELECTRIC FIELD TOWARD PAPER, AND IN FLIGHT ARE DEFLECTED IN ACCORDANCE WITH VIDEO SIGNALS FOR PRODUCING INTELLIGIBLE INFORMATION ON SAID PAPER, MEANS ARE PROVIDED, IN ACCORDANCE WITH THIS INVENTION, FOR INSURING THAT DESPITE VARIABLES, SUCH AS DIFFERENT CARRIAGE START-UP TIME AND ACCELERATION, A UNIFORM LEFTHAND MARGIN IS PRODUCED ON THE PAPER, AND ALSO THAT PRINTING FREE FROM TIMING ERRORS OCCURS.
Inventors
- 👤 David M Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:39
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/14; G06F3/153
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |