Patent US5122942A successfully refreshed from Google Patents.
Patent US3394853A successfully refreshed from Google Patents.
US3394853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timing disc for high speed printers
Assignee: Individual
•
Filing: 1966-10-10
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Granted: 1968-07-30
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Expires: 1986-10-10
Abstract
No abstract record available.
Inventors
- 👤 Thomas P Foley
- 👤 Daugirdas Vito
- 👤 Carmine J Antonucci
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:03
CPC Classifications
B; B41; B41J; B41J15/00; B41J15/04; B41J15/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
105 words
AN INCREMENTAL DRIVE SYSTEM COMPRISING A DRIVE SHAFT, A TIMING DISC COUPLED TO SAID SHAFT HAVING A PLURALITY OF RADIALLY EXTENDING GROOVES DEFINED IN EACH FACE OF SAID DISC DISTRIBUTED ABOUT THE AXIS OF SAID DISC, THE GROOVES IN ONE FACE OF SAID DISC BEING STAGGERED RELATIVE TO THE GROOVES IN THE OPPOSITE FACE, MAGNETIC TRANSDUCING MEANS TO PRODUCE AN OUTPUT PULSE WHEN EACH GROOVE IN SAID DISC ROTATES PAST A TRANSDUCING STATION, AND MEANS RESPONSIVE TO THE OUTPUT PULSES PRODUCED BY SAID TRANSDUCING MEANS TO DRIVE SAID DRIVE SHAFT INCREMENTALLY, ROTATING SAID DRIVE SHAFT ONE INCREMENT FOR EACH OUTPUT PULSE FROM SAID TRANSDUCING MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |