Patent US4392851A successfully refreshed from Google Patents.
US4294846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypocholesteremic fermentation products and products of preparation
Assignee: Merck and Co Inc
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Filing: 1980-05-28
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Granted: 1981-10-13
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Expires: 2000-05-28
Abstract
Abstract Substances isolated after cultivation of a microorganism belonging to the genus Aspergillus in a culture medium comprise compounds which have structures: ##STR1## Together with salts and esters of the carboxylic acid, these compounds form a class of highly active hypocholesteremic and hypolipemic medicaments.
Inventors
- 👤 George Albers-Schonberg
- 👤 Henry Joshua
- 👤 Maria B. Lopez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:09
CPC Classifications
C; C12; C12P; C12P17/00; C12P17/02; C12P17/06; C07; C07D; C07D309/00; C07D309/16; C07D309/28; C07D309/30; C12P7/00; C12P7/62
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
9 words
A compound, insubstantially pure form, with structural formula: ##STR6##
Claim 2
Dependent Claim
9 words
A compound, insubstantially pure form, with structural formula: ##STR6##
Claim 3
Dependent Claim
24 words
An antihypercholesterolemic pharmaceutical composition comprising a pharmaceutical carrier and an effective antihypercholesterolemic amount of a compound in substantially pure form, with structural formula: ##STR7##
Claim 4
Dependent Claim
24 words
An antihypercholesterolemic pharmaceutical composition comprising a pharmaceutical carrier and an effective antihypercholesterolemic amount of a compound in substantially pure form, with structural formula: ##STR7##
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) | 1984-10-12 | 1985-04-13 | 1985-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-10-12 | 1989-04-13 | 1989-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-10-12 | 1993-04-13 | 1993-10-13 | $7700.00 | Window Closed / Lapsed |