Supply Chain Connect filed suit against 33 manufacturing and chemical companies in two suits over a patent related to business-to-business e-commerce clearinghouse. Supply Chain Connect lists on their site that they help  ”companies optimize their purchasing and sales processes through the use of e-commerce across a broad range of products including chemicals, plastics, wire and cable, and manufactured goods.” 6/10, District of Delaware and Southern District of Texas, 1:2011cv00513 and 4:2011cv02191.