GB Patent

GB8400863D0 — Chemical compounds

Assigned to Smith Kline and French Laboratories Ltd · Expires 1984-02-15 · 42y expired

What this patent protects

Compounds of the formula (I): <CHEM> and pharmaceutically acceptable salts are described, wherein R<1> is hydrogon or methyl and R<2> is hydrogen or C1-4alkyl. These compounds have inotropic, vasodilator, bronchodilating and platelet aggregation inhibiting pro…

USPTO Abstract

Compounds of the formula (I): <CHEM> and pharmaceutically acceptable salts are described, wherein R<1> is hydrogon or methyl and R<2> is hydrogen or C1-4alkyl. These compounds have inotropic, vasodilator, bronchodilating and platelet aggregation inhibiting properties. Pharmaceutical compositions are described as are methods of use. Intermediates and processes for the preparation of the compounds of the formula (I) are described.

Drugs covered by this patent

Patent Metadata

Patent number
GB8400863D0
Jurisdiction
GB
Classification
—
Expires
1984-02-15
Drug substance claim
No
Drug product claim
No
Assignee
Smith Kline and French Laboratories Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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