TQ Delta LLC v. 2Wire Inc.

District Court, D. Delaware·Decided August 11, 2021·No. 1:13-cv-01835·Unknown

Opinion

IN THE UNITED STATES DISTRICT COURT FOR THE DISTRICT OF DELAWARE

TQ DELTA, LLC, Plaintiff; Vv. Civil Action No. 13-1835-RGA 2WIRE, INC., Defendant.

MEMORANDUM OPINION

Brian E. Farnan, Michael J. Farnan, FARNAN LLP, Wilmington, DE; Peter J. McAndrews, Paul W. McAndrews, Rajendra A. Chiplunkar, Ashley M. Ratycz, MCANDREWS, HELD & MALLOY, LTD., Chicago, IL, Attorneys for Plaintiff. Jody C. Barillare. MORGAN LEWIS & BOCKIUS LLP, Wilmington, DE; Brett Schuman, Rachel M. Walsh, GOODWIN PROCTER LLP, San Francisco, CA; Douglas J. Kline, GOODWIN PROCTER LLP, Boston, MA; Andrew S. Ong, GOODWIN PROCTER LLP, Redwood City, CA; Cindy Chang, GOODWIN PROCTER LLP, New York, NY, Attorneys for Defendant.

August 11, 2021

Before the Court is Plaintiff's motion for leave to serve an expert surreply report for Family 4. (D.I. 1409). I have considered the parties’ briefing. (D.I. 1410, 1455, 1488). . I. BACKGROUND Plaintiff TQ Delta filed suit against Defendant 2 Wire alleging infringement of twenty- four patents that span six different patent families. (D.I. 6). The Court divided the case into separate trials based on the patent families. (D.I. 280). This motion concerns the Family 4 Patents, U.S. Patent Nos. 7,292,627 (“the ’627 Patent”), 8,090,008 (“the ’008 Patent”), and 8,073,041 (“the ’041 Patent”). Plaintiff alleges infringement of Claim 26 of the ’627 Patent, Claim 14 of the ’008 Patent, and Claim 14 of the ’041 Patent. The patents-at-issue are directed to a and method for scrambling the phase characteristics of carrier signals. Opening expert reports were due on May 1, 2020. (D.I. 1315 at 1). Rebuttal expert reports were due on September 11, 2020 (DI. 1335 at 1), and reply expert reports were due on October 7, 2020. (D.I. 1363 at 1). The deadline for completion of expert depositions was October 28, 2020. (id.). Plaintiff served a “Surreply Expert Report” of Dr. Vijay Madisetti on validity of the Family 4 Patents on October 15, 2020. (D.I. 1374). Defendant deposed Dr. Madisetti on October 20, 2020. (D.I. 1370). Plaintiff filed the instant motion for leave to file a surreply expert report on October 29, 2020. (D.I. 1409). Il. LEGAL STANDARD

Federal Rule of Civil Procedure 26(a) requires that a party disclose the identity ofa witness retained for trial and submit “a complete statement of all opinions the witness will ee and the basis and reasons for them.” Fed. R. Civ. P. 26(a)(2)(B)(i). “If a party fails to provide information ... as required by Rule 26(a) or (e), the party is not allowed to use that

information ... to supply evidence on a motion, at a hearing, or at a trial, unless the failure was substantially justified or is harmless.” Fed. R. Civ. P. 37(c)(1).

Courts in the Third Circuit consider the Pennypack factors to determine whether a failure

to disclose was harmless or substantially justified: “(1) the prejudice or surprise to the party aoa whom the evidence is offered; (2) the possibility of curing the prejudice; (3) the potential disruption of an orderly and efficient trial; (4) the presence of bad faith or willfulness in failing to disclose the evidence; and (5) the importance of the information withheld.” TQ Delta, LLC v. ADTRAN, Inc., 2019 WL 4346530, at *1 (D. Del. Sept. 12, 2019) (citing Konstantopoulos v. Westvaco Corp., 112 F.3d 710, 719 (3d Cir. 1997)). “[T]he exclusion of critical evidence is an ‘extreme’ sanction, not normally to be imposed absent a showing of willful deception or ‘flagrant disregard’ of a court order by the proponent of the evidence.” Konstantopoulos, 112 F ba at 719. The determination whether to exclude evidence is within the discretion of the district court. Id “TI. ANALYSIS Plaintiff requests leave to serve an expert surreply report of Dr. Madisetti relating to the validity of the F amily 4 Patents. Plaintiff argues that good cause exists to serve the report as Défendant’s expert, Dr. Leonard Cimini, Jr., provided new invalidity opinions in his reply expert report that were not present in his opening report. (D.I. 1410 at 1). Plaintiff contends that the Pennypack factors weigh in favor of permitting the surreply report because, since Defendant’s expert raised new invalidity arguments in his reply expert report, Defendant cannot complaint being surprised by the need for such a report. (Ud. at 9). Further, Plaintiff asserts that there □ vids no prejudice to Defendant because Defendant received the expert surreply report prior to Dr. Madisetti’s deposition, the report was only eleven pages long, and Plaintiff has offered to make

Dr. Madisetti available for another two-hour deposition related to the opinions in his surreply report. (id. at 9-10). Plaintiff argues that there will be no delay to the trial schedule as Defendant already received the expert surreply report and there is ample time to depose Dr. Madisetti. (ld at 10-11).! Plaintiff also maintains that it did not act willfully or in bad faith. (/d.). Defendant counters that there is no good cause as Dr. Cimini did not introduce any new invalidity opinions in his expert reply report. (D.I. 1455 at 8-11). Further, Defendant argues that Dr. Madisetti’s surreply report is untimely and unauthorized because Plaintiff served the report without requesting for leave from the Court. (/d. at 7). Defendant asserts that it is prejudiced as it unable to respond to the opinions in Dr. Madisetti’s surreply expert report and there is no way to cure that prejudice without disrupting the order and efficiency of the litigation. Ud. at 11- 13). Defendant also asserts that Plaintiffs actions evidence bad faith as Dr. Cimini’s reply report did not contain any new invalidity opinions and Defendant did not seek leave of the Court before filing it. Ud. at 13). It is undisputed that Plaintiff served it surreply expert report without asking for leave of the Court, as required by the Final Scheduling Order. (D.I. 513 at 6). I turn to the Pennypack factors to determine whether this disclosure is harmless. I note that in “sophisticated, complex litigation involving parties represented by competent counsel,” courts have “been less indulgent in applying the Pennypack factors and “more willing to exclude evidence without a strict showing that each of the Pennypack factors has been satisfied.” Pridvenene Sports Co. v. Acushnet Co., 2007 WL 521894, at *4 (D. Del. Feb. 15, 2007). There is little doubt that this litigation, which has already spanned the better part of a decade, is “complex” and that the parties have been represented by “competent counsel.”

And because of the pandemic, the scheduled trial was postponed and has not been rescheduled.

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TQ Delta LLC v. 2Wire Inc., (D. Del. 2021).

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