Dupont http://news.stlpublicradio.org en Monsanto and DuPont back in court over corn patents http://news.stlpublicradio.org/post/monsanto-and-dupont-back-court-over-corn-patents <p>DuPont&rsquo;s Pioneer Hi-Bred International is suing Monsanto for allegedly violating DuPont patents related to corn seed production.</p><p>In a lawsuit filed Tuesday in federal court, the Iowa-based seed company accuses Monsanto of using a patented technique developed by DuPont to enhance corn seed germination. The technique involves defoliating the corn plants with herbicides between pollination and harvest.</p><p>DuPont alleges that Monsanto has been using this defoliation technique at its research site in Constantine, Michigan.</p> Wed, 19 Oct 2011 19:33:49 +0000 VĂ©ronique LaCapra 2282 at http://news.stlpublicradio.org Monsanto and DuPont back in court over corn patents