US3605978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Type-selecting mechanism providing visibility of printed characters during function operations
Assignee: Kurosawa Tele Communications Ltd
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Filing: 1970-02-25
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Granted: 1971-09-20
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Expires: 1990-02-25
Abstract
Abstract A TYPEWRITING MECHANISM COMPRISING A SELECTIVELY POSITIONED TYPE HEAD IN ITS LONGITUDINAL AND/OR IN ITS ROTARY OR LATERAL DIRECTION BY MEANS OF SELECTIVE LEVER ASSEMBLIES ELECTROMAGNETICALLY OPERATED BY BEING SUPPLIED WITH CODED BINARY SIGNALS, MEANS BEING PROVIDED FOR RECEDING THE TYPE HEAD FROM ITS SELECTED WORKING POSITION TO ITS MOST CONVENIENT POSITION FOR THE NECESSARY OBSERVATION OF ALREADY TYPEWRTTTEN SENTENCES ON THE TYPEWRITING PAPER UNDER USE, WHEN AT LEAST A GROUP OF BINARY SELECTION SIGNALS HAS BEEN RECEIVED.
Inventors
- 👤 Reijiro Kawano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:46
CPC Classifications
B; B41; B41J; B41J7/00; B41J7/54; B41J7/56; B41J7/60; B41J29/00; B41J29/18; H; H04; H04L; H04L17/00; H04L17/16; H04L17/26
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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |