Patent US3801654A successfully refreshed from Google Patents.
US3801654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
4-(4)-biphenylyl)-1-butanol
Assignee: C.H. Boehringer Sohn AG and Co KG
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Filing: 1972-10-04
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Granted: 1974-04-02
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Expires: 1992-10-04
Abstract
Abstract THE COMPOUND 4-(4''BIPHENYLYL)-1-BUTANOL OF THE FORMULA 4-(HO-(CH2)4-)BIPHENYL WHICH IS USEFUL AS AN ANTIPHLOGISTIC.
Inventors
- 👤 H Teufel
- 👤 G Engelhardt
- 👤 E Seeger
- 👤 W Engel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:43
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/09; C07C29/10; C07C29/103; A; A61; A61P; A61P29/00; C07C29/132; C07C29/136; C07C29/143; C07C29/147; C07C29/149; C07C29/17; C07C29/36; C07C29/60; C07C33/00; C07C33/18; C07C33/24; C07C33/26
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) | 1977-04-01 | 1977-10-01 | 1978-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-04-01 | 1981-10-01 | 1982-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-04-01 | 1985-10-01 | 1986-04-02 | $7700.00 | Window Closed / Lapsed |