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US 4,052,381 AGranted
Substituted phosphorothioic acid and method of use in siphonaptera compositions in warm-blooded animals
AssigneeAmerican Cyanamid Company
InventorsMichael Stanley Schrider, Stephen David Levy
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Abstract
This invention relates to phosphorothioic acid, O,O'-azodi-p-phenylene O,O,O',O' tetramethyl ester, trans and its use in siphonaptera compositions in warm-blooded animals.
Claims1
The compound phosphorothioic acid, O,O'-azodi-p-phenylene O,O,O',O' tetramethyl ester, trans.
Dependencies are inferred from the claim text.