Judge Invalidates Wellman Patents In PET Resin Spat
In granting Eastman’s motion for summary judgment, Judge Sue L. Robinson of the U.S. District Court for the District of Delaware found that the patents were invalid for failing to set forth the best mode and for indefiniteness.
Judge Robinson’s memorandum opinion was filed Feb. 2, but was not unsealed until Monday. The case was scheduled to go to trial Feb....
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