US3447773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic fluid valve having fluid-tight housing for electromagnetic parts
Assignee: J HUBER AND CIE AG
•
Filing: 1966-04-28
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Granted: 1969-06-03
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Expires: 1986-04-28
Abstract
No abstract record available.
Inventors
- 👤 Jakob Huber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:40
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F16K31/40; F16K31/402; F16K31/404
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2588137A
Cited
US2951503A
Cited
FR1178779A
Cited
US3082359A
Cited
GB922034A
Cited
US3269689A
Cited
US3331042A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-02 | 1972-12-02 | 1973-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-02 | 1976-12-02 | 1977-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-02 | 1980-12-02 | 1981-06-03 | $7700.00 | Window Closed / Lapsed |