1.   Biogen sharply disputes any patent infringement claims by Schering, which sees its deal with ImmuLogic as a way to extend its reach in the MS drug business.

2.   Business owners also won the right to dispute copyright infringement claims on a local level rather travel to a court in New York, as current law requires.

3.   Earlier in the month, airline-ticket auction site Priceline.com sued Microsoft Corp. on a similar patent infringement claim.

4.   Maryland inventor Robert W. Kearns was turned away by the Supreme Court today in his bid to revive several patent infringement claims against General Motors Corp.

5.   The court also found in favor of some patent and copyright infringement claims made by Xerox in a countersuit against the plaintiffs, the filing said.

6.   The heavy metal rock group Metallica and the rap singer Dr. Dre filed their own separate copyright infringement claims against Napster in April.

7.   The suits all involve patent infringement claims in the fledgling digital-wireless field.

8.   Adobe Systems Inc., whose copyright infringement claims against a Russian programmer has generated worldwide protests, is facing its own infringement problems.

9.   Attorneys for the two companies reached a settlement late Thursday after fighting out a trademark infringement claim in federal court.

10.   If the recording industry was found to have misused its copyright material, it might not be able to successfully pursue an infringement claim on those works.