US3521854A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetically actuated valve with a plunger-type armature arrangement
Assignee: Robert Bosch GmbH
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Filing: 1967-11-03
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Granted: 1970-07-28
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Expires: 1987-11-03
Abstract
No abstract record available.
Inventors
- 👤 Heinz Leiber
- 👤 Heinz Wehde
- 👤 Dietrich Brunner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:41
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0603; F16K31/0606; F16K31/0624; F16K31/0627; F16K31/0631; F16K31/0644; F16K31/0651; F16K31/0655; F16K31/0665
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) | 1973-07-27 | 1974-01-26 | 1974-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-27 | 1978-01-26 | 1978-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-27 | 1982-01-26 | 1982-07-28 | $7700.00 | Window Closed / Lapsed |