PATENT ASSIGNEE'S COUNTRY | Japan |
UPDATE | 08.99 |
PATENT ASSIGNEE | Sumitomo Seika Chemicals |
PATENT CLAIMS |
Mfg process - Reacting 3-chloro-1,3-benzisothiazole with piperazine in the presence of alkylene glycol deriv |
PATENT PHOTOCOPY | Available on request |
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