US3424199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetically operated valve
Assignee: ABB Norden Holding AB
•
Filing: 1966-04-12
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Granted: 1969-01-28
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Expires: 1986-04-12
Abstract
No abstract record available.
Inventors
- 👤 Bo Breitholtz
- 👤 Fred Carlen
- 👤 Karl Gustav Sindahl
- 👤 Par Ahrnholm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:18
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/08; H; H01; H01F; H01F7/00; H01F7/06; H01H; H01H33/00; H01H33/02; H01H33/28; H01H33/285; H01H33/30; H01H33/32; H01H33/53; H01H33/56; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87169; Y10T137/87217
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) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |