US2591128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data transmitting means in record controlled statistical machines
Assignee: Powers Samas Accounting Machines Ltd
•
Filing: 1947-03-18
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Granted: 1952-04-01
•
Expires: 1967-03-18
Abstract
No abstract record available.
Inventors
- 👤 Brougham Leslie Ernest
- 👤 Perrin John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:26
CPC Classifications
G; G06; G06C; G06C11/00; G06C11/04; G06F; G06F3/00; G06F3/01; G06F3/03; G06F3/033; G06F3/0354; G06F3/03545
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1333890A
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US1730513A
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DE614956C
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US2027916A
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US2290827A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-01 | 1955-10-01 | 1956-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-01 | 1959-10-01 | 1960-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-01 | 1963-10-01 | 1964-04-01 | $7700.00 | Window Closed / Lapsed |