DuPont Settles Crop Protection Patent Spat

Law360, New York (October 21, 2009, 6:33 PM EDT) -- DuPont Co. and Makhteshim Agan of North America Inc. have reached a licensing deal for DuPont crop protection patents and resolved a lawsuit in which Makhteshim Agan sought a declaration that a DuPont patent was invalid.

The royalty-bearing license agreement covers DuPont patents related to homogeneous blend technology that enables the efficient blending of different pesticides, the Wilmington, Del.-based chemical giant said.

DuPont also said the agreement confirmed the validity of U.S. Patent Number 6,022,552 — the patent-at-issue in the declaratory judgment suit MANA filed in...
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