US2854856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Programmer
Assignee: Unisys Corp
•
Filing: 1957-08-26
•
Granted: 1958-10-07
•
Expires: 1977-08-26
Abstract
No abstract record available.
Inventors
- 👤 Walter R Oppen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:54
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/12; G05B19/14; Y; Y10; Y10S; Y10S242/00; Y10S242/01; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300896; Y10T74/00; Y10T74/13; Y10T74/131; Y10T82/00; Y10T82/14; Y10T82/25; Y10T82/2502
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2142882A
Cited
US2484968A
Cited
US2475245A
Cited
US2537770A
Cited
US2686282A
Cited
US2741732A
Cited
US2736852A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |