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US3897485A
Expired / Lapsed
US
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Choline compounds
Assignee: J BERTHIER LAB
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Filing: 1971-06-30
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Granted: 1975-07-29
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Expires: 1991-06-30
Abstract
Abstract Dialkyl acetate salts of choline are disclosed having hepatic protective and regenerative properties as well as being useful in treating liver jaundice, viral hepatitis, cirrhosis and reducing blood cholesterol. A process for the preparation of the compounds is also given.
Inventors
- 👤 Henry Eugene Jean-Mari Meunier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:59
CPC Classifications
C; C07; C07C; C07C53/00; C07C53/126; C07C53/128
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
CHOLINE DIPROPYLACETATE, HAVING THE FORMULA
Claim 2
Dependent Claim
5 words
CHOLINE DIPROPYLACETATE, HAVING THE FORMULA
References Cited (Backward Citations)
FR1443409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-07-28 | 1979-01-27 | 1979-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-07-28 | 1983-01-27 | 1983-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-07-28 | 1987-01-27 | 1987-07-29 | $7700.00 | Window Closed / Lapsed |