Pfizer Inc. sued Procter & Gamble Co., saying the company falsely advertised its Crest Pro Health mouthwash to gain an unfair advantage over Pfizer's Listerine mouthwash. The lawsuit, filed in U.S.
SAN FRANCISCO (MarketWatch) -- Procter & Gamble Co. said Wednesday it has filed a lawsuit against Vi-Jon Industries alleging the health products manufacturer infringes P&G's Crest Pro-Health mouthwash ...