Mycogen, DeKalb Genetics Inc. agbio news

MYCO said its outside patent counsel has concluded that the company's seed corn products that use Bacillus thuringiensis (Bt)-based insect-resistance are not covered by U.S. Patent No. 5,484,956 issued in January to SEEDB. MYCO said the language of the '956 patent limits coverage to Bt corn plants developed by microprojectile bombardment of corn callus cells. MYCO said it uses a different kind of corn tissue. ...