United States Patent m Iwao et al. [ii] Patent Number: 4552969 [45] Date of Patent: Nov. 12, 1985 [54] 3-ALKANOYL BENZOTHIAZOLINE COMPOUNDS USEFUL FOR ...

... include OPEGAN® (commercially available from SANTEN PHARMACEUTICAL CO., LTD. and manufactured by SEIKAGAKU CORPORATION.) ...

IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIM US007642274B2 (12) United States Patent ao) Patent no.: us 7642274 B2 Shimomura et al.

II IlLllIIIillllllllllllLIIIIIII US005514647A United States Patent [19] [ii] Patent Number: 5514647 Horowitz et al. [45] Date of Patent: *May 7, ...

... [54] BENZOTHIAZOLINE COMPOUNDS WHICH CONTAIN A CARBONYL GROUP USEFUL FOR TREATING CARDIOVASCULAR DISEASE [75] Inventors: ...

IIIIIIIIIIIIIIIIIIIIIIIIIWIIIIIIIIIIIIIIIIIIIIIIIIIIIII US005348939A United States Patent [19] [ii] Patent Number: 5348939 Horowitz et al.

IIIIIIIIIB US005556841A United States Patent [19] [ii] Patent Number: 5556841 Kawashima et al. [45] Date of Patent: Sep.

United States Patent [19] Shirasaki et al. US0O5182276A [li] Patent Number: 5182276 [45] Date of Patent: Jan. 26, 1993 [54] NOOTROPIC AGENT [75] Inventors: ...