US4558059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-Substituted-phenylthiazole derivatives
Assignee: Kureha Corp
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Filing: 1984-11-14
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Granted: 1985-12-10
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Expires: 2004-11-14
Abstract
Abstract Derivatives of 2-substituted-phenylthiazole having the formula (I) ##STR1## wherein R 1 represents a lower alkyl group of 1 to 3 carbon atoms, R 2 represents a hydrogen atom or a lower alkyl group of 1 to 3 carbon atoms and n denotes an integer of 1 to 3, with the proviso that when R 2 represents a hydrogen atom the positions 3, 4 and 5 of benzene ring thereof are not simultaneously occupied by methoxy group, posses anti-peptic ulcer activity.
Inventors
- 👤 Takao Kawasaki
- 👤 Daisaku Immaru
- 👤 Tadashi Tsuchiya
- 👤 Yukiharu Yamaguchi
- 👤 Katsumi Komatsu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:27
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/02; C07D277/20; C07D277/32; C07D277/56; A; A61; A61P; A61P1/00; A61P1/04
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
77 words
A derivative of 2-substituted-phenylthiazole having the formula (I): ##STR18## wherein R 1 represents a lower alkyl group of 1 to 3 carbon atoms, R 2 represents a hydrogen atom or a lower alkyl group of 1 to 3 carbon atoms and n denotes an integer of 1 to 3, with the proviso that when R 2 represents a hydrogen atom the positions 3, 4 and 5 of benzene ring thereof are not simultaneously occupied by methoxy group.
Claim 2
Dependent Claim
77 words
A derivative of 2-substituted-phenylthiazole having the formula (I): ##STR18## wherein R 1 represents a lower alkyl group of 1 to 3 carbon atoms, R 2 represents a hydrogen atom or a lower alkyl group of 1 to 3 carbon atoms and n denotes an integer of 1 to 3, with the proviso that when R 2 represents a hydrogen atom the positions 3, 4 and 5 of benzene ring thereof are not simultaneously occupied by methoxy group.
Claim 3
Dependent Claim
41 words
A derivative according to claim 1, wherein R 1 is a methyl group, with the proviso that when R 2 represents a hydrogen atom the positions 3, 4 and 5 of benzene ring thereof are not simultaneously occupied by methoxy group.
Claim 4
Dependent Claim
30 words
A pharmaceutical composition for treatment of peptic ulcer, comprising in unit dosage form a therapeutically effective amount of a compound as defined in claim 1, and a pharmaceutically acceptable carrier.
Claim 5
Dependent Claim
27 words
A method for treating peptic ulcer comprising administering to an animal suffering from peptic ulcer a therapeutically effective amount of a compound as defined in claim 1.
References Cited (Backward Citations)
FR1546183A
Cited
FR2152056A5
Cited
GB2020661A
Cited
GB2020662A
Cited
DE3026054A1
Cited
US4363813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-12-09 | 1989-06-10 | 1989-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-12-09 | 1993-06-10 | 1993-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-12-09 | 1997-06-10 | 1997-12-10 | $7700.00 | Window Closed / Lapsed |