Cook Biotech Incorporated Sues Competitor Alleging Patent Infringement

West Lafayette, Ind. – Cook Biotech Incorporated has filed a patent infringement lawsuit against Organogenesis Inc. of Canton, Massachusetts, charging Organogenesis with infringement of U.S. Patent No. 5,573,784 directed to a graft for promoting autogenous tissue growth. Cook Biotech, which is a licensee under the patent and has the right to sue for infringement, is seeking damages and injunctive relief. Cook Biotech filed the complaint May 3, 2002 in the U.S. District Court for the Southern District of Indiana in Indianapolis, Indiana. The suit alleges that Organogenesis has been and is infringing the patent by selling tissue graft material covered by the patent.

Established in 1995, Cook Biotech, a Cook Group company, produces tissue-engineered biomaterials and is actively developing extracellular matrix (ECM) technologies for numerous medical purposes. Currently, the Cook companies market several products utilizing Cook Biotech's patented SIS technology, a tissue-engineered matrix derived from porcine small intestinal submucosa (SIS). This tissue-engineered biomaterial forms a natural, acellular scaffold that forms a framework for tissue repair. SIS technology biomaterials are being marketed by the Cook companies for applications in general surgery, urology and gynecological procedures, and for the management of venous-stasis, diabetic, pressure, and chronic vascular ulcers.

With international headquarters in Bloomington, Ind., privately held COOK® (www.cookgroup.com) is a leading designer, manufacturer and global distributor of minimally invasive medical device technology for diagnostic and therapeutic procedures. Since its founding in 1963, Cook has created innovative technologies for stents and stent-grafts, catheters, wire guides, introducer needles and sheaths, embolization coils, tissue-engineered medical biomaterials, vena cava filters, implanted cardiac lead extraction equipment and other minimally invasive medical devices.

News Media Contact:

David McCarty, 812-339-2235, ext. 2387; dmccarty@cook-inc.com
Director of Public Relations, Cook Incorporated

Madia Milks, 765-497-3355, ext. 28; milks@cookbiotech.com
Marketing Communications Coordinator, Cook Biotech Incorporated

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