US2436126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for recording or transmitting intelligence
Assignee: International Business Machines Corp
•
Filing: 1943-06-30
•
Granted: 1948-02-17
•
Expires: 1963-06-30
Abstract
No abstract record available.
Inventors
- 👤 Henry L Tholstrup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:38
CPC Classifications
B; B41; B41J; B41J3/00; B41J3/44; B41J3/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1623748A
Cited
US1420931A
Cited
US1975791A
Cited
US2183820A
Cited
US2255794A
Cited
US2298805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-16 | 1951-08-18 | 1952-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-16 | 1955-08-18 | 1956-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-16 | 1959-08-18 | 1960-02-17 | $7700.00 | Window Closed / Lapsed |