US2741960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Record controlled printer
Assignee: International Business Machines Corp
•
Filing: 1954-12-29
•
Granted: 1956-04-17
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Expires: 1974-12-29
Abstract
No abstract record available.
Inventors
- 👤 Derk J Oldenboom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:47
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/22; G03G15/28; G03G15/30; G06; G06K; G06K13/00; G06K13/02; G06K13/07; H; H04; H04N; H04N1/00; H04N1/00567
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) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |