US3470539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shift register control for typesetting machines
Assignee: Harris Corp
•
Filing: 1967-01-19
•
Granted: 1969-09-30
•
Expires: 1987-01-19
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Proud Jr
- 👤 Richard C O'brien
- 👤 Seth Graubert
- 👤 Theodore J Goldstein
- 👤 Neil Scheifman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:48
CPC Classifications
B; B41; B41B; B41B27/00; B41B27/02; B41B27/10; B41B11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2951233A
Cited
US3051929A
Cited
US3274559A
Cited
US3331954A
Cited
US3278003A
Cited
US3292764A
Cited
US3278004A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |