US3516442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modular valve and operator for fluid logic and control system
Assignee: Amot Controls LLC
•
Filing: 1968-02-21
•
Granted: 1970-06-23
•
Expires: 1988-02-21
Abstract
No abstract record available.
Inventors
- 👤 William O Munroe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:59
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/04; F16K11/00; F16K11/02; F16K11/06; F16K11/065; F16K11/07; F16K11/0712; F16K27/041; Y; Y10; Y10T; Y10T137/00; Y10T137/5109; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86622; Y10T137/8663; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49872; Y10T29/49945
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US184599A
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US597388A
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FR1025831A
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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) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |