Patent US3548879A successfully refreshed from Google Patents.
US3548879A
Expired / Lapsed
US
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Three-way valve
Assignee: Robert Bosch GmbH
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Filing: 1968-11-12
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Granted: 1970-12-22
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Expires: 1988-11-12
Abstract
No abstract record available.
Inventors
- 👤 Werner Wilde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:53
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/32; B60T8/34; B60T8/36; B60T8/3615; B60T8/362; B60T8/3605; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86622; Y10T137/8663; Y10T137/86919; Y10T137/87096; Y10T137/87113; Y10T137/87121; Y10T137/87169; Y10T137/87217; Y10T137/87225
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |