Patent US3587456A successfully refreshed from Google Patents.
US3587456A
Expired / Lapsed
US
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High speed print hammer construction
Assignee: Individual
•
Filing: 1969-01-15
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Granted: 1971-06-28
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Expires: 1989-01-15
Abstract
Abstract THE PRESENT INVENTION RELATES TO AN APPARATUS FOR NUMERICALLY PRINTING THE RESULTS OF COMPUTERS, OR MEASURING INSTRUMENTS WITH DIGITAL ELECTRICAL OUTPUT
Inventors
- 👤 Klaus H Jaensch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:01
CPC Classifications
B; B41; B41J; B41J9/00; B41J9/26; B41J9/28
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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |