Patent US2926768A successfully refreshed from Google Patents.
US2926768A
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US
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Single element printing mechanism
Assignee: International Business Machines Corp
•
Filing: 1958-09-23
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Granted: 1960-03-01
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Expires: 1978-09-23
Abstract
No abstract record available.
Inventors
- 👤 Frank E Becker
- 👤 Leon E Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:22
CPC Classifications
B; B41; B41J; B41J1/00; B41J1/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US641916A
Cited
US1141831A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |