Patent US2879876A successfully refreshed from Google Patents.
US2879876A
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Single element printing machine
Assignee: International Business Machines Corp
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Filing: 1955-11-17
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Granted: 1959-03-31
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Expires: 1975-11-17
Abstract
No abstract record available.
Inventors
- 👤 Leon E Palmer
- 👤 Ralph E Page
- 👤 John E Hickerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:31
CPC Classifications
B; B41; B41J; B41J7/00; B41J7/54; B41J7/56; B41J7/64; B41J1/00; B41J1/60; B41J7/50
Claims Analysis
Total Claims: 0
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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) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |