US2829593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire printer
Assignee: International Business Machines Corp
•
Filing: 1954-12-30
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Granted: 1958-04-08
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Expires: 1974-12-30
Abstract
No abstract record available.
Inventors
- 👤 Donald K Rex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:40
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/07; G06F11/08; G06F11/10; B; B41; B41J; B41J2/00; B41J2/22; B41J2/23; B41J2/235; B41J2/24; B41J29/00; B41J29/38; B41J29/393
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1863098A
Cited
US1957193A
Cited
US2016709A
Cited
US2247916A
Cited
US2307109A
Cited
US2524127A
Cited
US2627805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |