US3494290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for concrete pump
Assignee: Case LLC
•
Filing: 1968-07-19
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Granted: 1970-02-10
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Expires: 1988-07-19
Abstract
No abstract record available.
Inventors
- 👤 Aaron M Schaible
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:45
CPC Classifications
F; F04; F04B; F04B15/00; F04B15/02; F01; F01L; F01L23/00; F01L25/00; F01L25/08; F04B7/00; F04B7/02; F04B7/0266; F04B9/00; F04B9/08; F04B9/10; F04B9/109; F04B9/117; F04B9/1176; F04B9/1178; Y; Y10; Y10S; Y10S417/00; Y10S417/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2387733A
Cited
US2752862A
Cited
US3279382A
Cited
US3279383A
Cited
US3327641A
Cited
US3405552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |