The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 10, 1980
Filed:
Nov. 07, 1978
David A Rowlands, Cirencester, GB;
John B Taylor, Ampney Crucis Nr. Cirencester, GB;
Roussel Uclaf, Paris, FR;
Abstract
Novel imidazobenzoxazines of the formula ##STR1## wherein X is selected from the group consisting of hydrogen, halogen and alkyl of 1 to 5 carbon atoms, R is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, and an equivalent of alkali metal, alkaline earth metal, magnesium, aluminum and nitrogen bases, Y is selected from the group consisting of hydrogen and alkyl of 1 to 5 carbon atoms, Z is selected from the group consisting of hydrogen and alkoxy of 1 to 5 carbon atoms with the proviso that at least one but not more than 2 of X, Y and Z are hydrogen, and their non-toxic, pharmaceutically acceptable acid addition salts having antiallergic and bronchodilatory activity and their preparation.