US3983140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Physiologically active substances
Assignee: Sankyo Co Ltd
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Filing: 1975-05-12
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Granted: 1976-09-28
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Expires: 1995-05-12
Abstract
Abstract Physiologically active substances ML-236 of the formula ##SPC1## Wherein R is hydrogen atom, hydroxy group or 2-methylbutyryloxy group having cholesterol- and lipid-lowering effects in blood and liver and thus utility as hypocholesteremic and hypolipemic medicaments. They are obtained by cultivation of an ML-236-producing microorganism belonging to the genus Penicillium in a culture medium and subsequent recovery thereof from a cultured broth.
Inventors
- 👤 Akira Endo
- 👤 Masao Kuroda
- 👤 Akira Terahara
- 👤 Yoshio Tsujita
- 👤 Chihiro Tamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:45
CPC Classifications
C; C12; C12P; C12P17/00; C12P17/02; C12P17/06; A; A61; A61P; A61P9/00; A61P9/10; C07; C07D; C07D309/00; C07D309/16; C07D309/28; C07D309/30; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911; Y10S435/933
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
16 words
A compound having the formula ##SPC4## wherein R is hydrogen atom, hydroxy group or 2-methylbutyryloxy group.
Claim 2
Dependent Claim
16 words
A compound having the formula ##SPC4## wherein R is hydrogen atom, hydroxy group or 2-methylbutyryloxy group.
Claim 3
Dependent Claim
12 words
A compound according to claim 1 wherein said R is hydroxy group.
Claim 4
Dependent Claim
12 words
A compound according to claim 1 wherein said R is 2-methylbutyryloxy group.
Claim 5
Dependent Claim
12 words
A compound according to claim 1 wherein said R is hydrogen atom.
References Cited (Backward Citations)
US3842092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-09-28 | 1980-03-29 | 1980-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-09-28 | 1984-03-29 | 1984-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-09-28 | 1988-03-29 | 1988-09-28 | $7700.00 | Window Closed / Lapsed |