US2111154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing telegraph system
Assignee: International Business Machines Corp
•
Filing: 1934-10-27
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Granted: 1938-03-15
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Expires: 1954-10-27
Abstract
No abstract record available.
Inventors
- 👤 Harry J Nichols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:36
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/04
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) | 1941-03-14 | 1941-09-13 | 1942-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-03-14 | 1945-09-13 | 1946-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-03-14 | 1949-09-13 | 1950-03-15 | $7700.00 | Window Closed / Lapsed |