March Against Monsanto CNN (in the United States), and "Russia Today" and "The Guardian" (outside the United States). Monsanto said that it respected people's rights to express their opinion on the topic, but maintained that its seeds improved agriculture by helping farmers produce more from their land while conserving resources, such as water and energy. The company reiterated that genetically modified foods were safe and improved crop yields. Similar sentiments were expressed by the Hawaii Crop Improvement Association, of which Monsanto is a member. Monsanto, headquartered in Creve Coeur, Missouri, is the largest producer of genetically engineered seed. Monsanto has been involved in
Monsanto legal cases this business model, companies invest heavily in research and development, and recoup the expenses through the use and enforcement of biological patents. In 1969, Monsanto sued Rohm and Haas for infringement of Monsanto's patent for the herbicide propanil. In Monsanto Co. v. Rohm and Haas Co., the Third Circuit Court of Appeals ruled against Monsanto on the basis that the company had fraudulently procured the patent it sought to enforce. Since the mid‑1990s, Monsanto indicates that it has filed suit against 145 individual U.S. farmers for patent infringement and/or breach of contract in connection with its genetically engineered seed but