Patent US3466945A successfully refreshed from Google Patents.
US3466945A
Expired / Lapsed
US
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Valve operating equipment particularly for automatically modulated valves
Assignee: Andale Co
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Filing: 1967-08-24
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Granted: 1969-09-16
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Expires: 1987-08-24
Abstract
No abstract record available.
Inventors
- 👤 Daniel R Mcneal Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:55
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/04; F16K31/05; F16H; F16H25/00; F16H25/18; F16H25/20; F16H25/22; F16H25/2204; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18624; Y10T74/1864; Y10T74/18712; Y10T74/1872
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |