US4491592A
Expired / Lapsed
US
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Method for treatment of inflammation
Assignee: Eisai Co Ltd
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Filing: 1983-10-18
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Granted: 1985-01-01
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Expires: 2003-10-18
Abstract
Abstract A method for treatment of inflammation is disclosed which utilizes 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid represented by the following chemical structural formula: ##STR1## or a salt thereof, as the active ingredient.
Inventors
- 👤 Yoshinori Katoh
- 👤 Tetsuya Tajima
- 👤 Isao Yamatsu
- 👤 Takeshi Suzuki
- 👤 Shinya Abe
- 👤 Akiharu Kajihara
- 👤 Tohru Sugitani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:03
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/185; A61K31/19; A61K31/20; A61P; A61P29/00; C; C07; C07C; C07C57/00; C07C57/02; C07C57/03
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
38 words
A method of treating a subject suffering from arthritic or rheumatic disorder characterized by joint inflammation, comprising administering to said subject a therapeutically effective amount of 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid of the formula: ##STR10## or a pharmaceutically acceptable salt thereof.
Claim 2
Independent Claim
38 words
A method of treating a subject suffering from arthritic or rheumatic disorder characterized by joint inflammation, comprising administering to said subject a therapeutically effective amount of 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid of the formula: ##STR10## or a pharmaceutically acceptable salt thereof.
Claim 3
Dependent Claim
33 words
A method according to claim 1, wherein a dosage of from 0.1 mg to 2000 mg per day of said 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid or pharmaceutically acceptable salt thereof is administered to an adult patient.
Claim 4
Dependent Claim
16 words
A method according to claim 1, wherein said 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid or salt thereof is administered orally.
Claim 5
Dependent Claim
17 words
A method according to claim 1, wherein said 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid or salt thereof is administered by injection.
Claim 6
Dependent Claim
18 words
A method according to claim 1, wherein said 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid or salt thereof is administered by a suppository.
Claim 7
Dependent Claim
17 words
A method according to claim 2, wherein said dosage is from 0.1 to 500 mg per day.
Claim 8
Dependent Claim
17 words
A method according to claim 2, wherein said subject is suffering from joint inflammation due to arthritis.
Claim 9
Dependent Claim
17 words
A method according to claim 2, wherein said subject is suffering from joint inflammation due to rheumatism.
Claim 10
Independent Claim
32 words
A method of treating a subject suffering from arthritic edema, comprising administering to said subject a therapeutically effective amount of 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid of the formula: ##STR11## or a pharmaceutically acceptable salt thereof.
Claim 11
Independent Claim
32 words
A method of treating a subject suffering from arthritic edema, comprising administering to said subject a therapeutically effective amount of 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid of the formula: ##STR11## or a pharmaceutically acceptable salt thereof.
References Cited (Backward Citations)
US4346109A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-01-01 | 1988-07-02 | 1989-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-01-01 | 1992-07-02 | 1993-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-01-01 | 1996-07-02 | 1997-01-01 | $7700.00 | Window Closed / Lapsed |