US4358461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antiallergic agent
Assignee: Takeda Pharmaceutical Co Ltd
•
Filing: 1981-04-02
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Granted: 1982-11-09
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Expires: 2001-04-02
Abstract
Abstract A mammal suffering from allergic disease due to SRS-A, such as skin symptoms, asthma, rhinitis, etc. is treated by administering to said mammal an effective amount of a compound of the formula: <IMAGE> wherein R is methoxy or methyl, or two R's taken together represent -CH=CH-CH=CH-; and n is an integer of 4 to 22.
Inventors
- 👤 Yoshitaka Maki
- 👤 Shinji Terao
- 👤 Masazumi Watanabe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:47
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/12; A61P; A61P11/00; A61P17/00; A61P27/00; A61P27/16; A61P37/00; A61P37/08; C; C07; C07C; C07C50/00; C07C50/26; C07C50/28; C07C50/32
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
46 words
A method for treatment of a mammal suffering from allergic disease due to SRS-A, which comprises administering to said mammal an effective amount of a compound of the formula: ##STR6## wherein R is methyl or methoxy, and n is an integer of from 4 to 22.
Claim 2
Independent Claim
46 words
A method for treatment of a mammal suffering from allergic disease due to SRS-A, which comprises administering to said mammal an effective amount of a compound of the formula: ##STR6## wherein R is methyl or methoxy, and n is an integer of from 4 to 22.
Claim 3
Dependent Claim
29 words
A method as claimed in claim 1, wherein the effective amount of the compound is 0.006 to 10 mg per kilogram of body weight of the mammal per day.
Claim 4
Dependent Claim
20 words
A method as claimed in claim 1, wherein n in the formula is an integer of from 6 to 20.
Claim 5
Dependent Claim
12 words
A method as claimed in claim 1, wherein the compound is 2,3-dimethoxy-5-methyl-6-(10-hydroxydecyl)-1,4-benzoquinone.
Claim 6
Dependent Claim
12 words
A method as claimed in claim 1, wherein the compound is 2,3-dimethoxy-5-methyl-6-(6-hydroxyhexyl)-1,4-benzoquinone.
Claim 7
Dependent Claim
12 words
A method as claimed in claim 1, wherein the compound is 2,3-dimethoxy-5-methyl-6-(13-hydroxytridecyl)-1,4-benzoquinone.
Claim 8
Dependent Claim
12 words
A method as claimed in claim 1, wherein the compound is 2,3-dimethoxy-5-methyl-6-(18-hydroxyoctadecyl)-1,4-benzoquinone.
References Cited (Backward Citations)
US3894153A
Cited
US3957836A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-11-08 | 1986-05-10 | 1986-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-11-08 | 1990-05-10 | 1990-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-11-08 | 1994-05-10 | 1994-11-09 | $7700.00 | Window Closed / Lapsed |