Patterson Companies, Inc. (Patterson) is a distributor serving three markets: the United States companion animal (dogs, cats and other common household pets) and equine veterinary supply, and the worldwide rehabilitation and assistive products supply market. The Company operates in three segments: dental supply, veterinary supply and rehabilitation supply. As Patterson's business, Patterson Dental is a distributor of dental products in North America. Webster Veterinary (Webster) is a distributor of veterinary supplies primarily to companion-pet (dogs, cats and other common household pets) and equine veterinary clinics across the United States. Patterson Medical is a distributor of rehabilitation medical supplies and equipment. During the fiscal year ended April 28 2012 (fiscal 2012), it acquired American Veterinarian Supply Corp., Surgical Synergies Pty Ltd. and Orthoplast. In September 2012, its Patterson Dental acquired Iowa Dental Supply, LLC.