Leader Technologies Inc. v. Facebook Inc.
Letter to The Honorable Leonard P. Stark from Steven L. Caponi regarding recent Federal Circuit opinion relevant to Facebook's pending Motion for Summary Judgment and Motion for Judgment as a Matter of Law of Invalidity - re 382 MOTION for Summary Judgment of Invalidity of Claims 1, 4, 7, 21, 23, 25 31 and 32 of U.S. Patent No. 7,139,761, 631 MOTION for Judgment as a Matter of Law of Invalidity. (Attachments: # 1 Recent Federal Circuit Opinion)(Caponi, Steven)
February 23, 2011
BY ELECTRONIC FILING
The Honorable Leonard P. Stark
U.S. District Court for the District of Delaware
844 N. King Street, Unit 26, Room 6100
Wilmington, DE 19801-3556
Notice of Supplemental Authority in Leader Technologies. Inc. v. Facebook.
Inc., Civ. No. 08-862-LPS
Dear Judge Stark:
I write to cite the Court to a very recent Federal Circuit opinion relevant to the pending
Facebook Motion for Summary Judgment ofInvalidity of Claims 1,4,7,21,23,25,31 and 32 of
U.S. Patent No. 7,139,761 (D.!. 382; 384), and Facebook Motion for Judgment as a Matter of
Law of Invalidity (No.4) (D.L 631; 635). In In Re Katz Interactive Call Processing Patent
Litigation., 2009-1450, -1451, -1452, -1468, -1469, 2010-1017 (Fed. Cir. Feb. 18, 2011), the
Federal Circuit confinned its prior decision in IPXL Holdings, L.L.c. v. Amazon.com, Inc., 430
F.3d 1377, 1384 (Fed. Cir. 2005) that system claims that incorporate a "wherein" method step
are indefinite and invalid. Katz, at *24-25.
Facebook would be happy to provide additional briefing on Katz and how it relates to the
pending motions should the Court detennine that it would be helpful.
(LD. No. 3484)
cc: All counsel of record
1201 Market Street Suite 800 Wilmington, DE 19801
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