VTT Technical Research Centre of Finland Ltd. v. Teledyne FLIR, LLC, and Teledyne Technologies Incorporated

CourtDistrict Court, D. Delaware
DecidedDecember 18, 2025
Docket1:25-cv-00348
StatusUnknown

This text of VTT Technical Research Centre of Finland Ltd. v. Teledyne FLIR, LLC, and Teledyne Technologies Incorporated (VTT Technical Research Centre of Finland Ltd. v. Teledyne FLIR, LLC, and Teledyne Technologies Incorporated) is published on Counsel Stack Legal Research, covering District Court, D. Delaware primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

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VTT Technical Research Centre of Finland Ltd. v. Teledyne FLIR, LLC, and Teledyne Technologies Incorporated, (D. Del. 2025).

Opinion

IN THE UNITED STATES DISTRICT COURT FOR THE DISTRICT OF DELAWARE

VTT TECHNICAL RESEARCH CENTRE § OF FINLAND LTD., § § Plaintiff, § § Civil Action No. 25-348 v. §

§

TELEDYNE FLIR, LLC, and TELEDYNE §

TECHNOLOGIES INCORPORATED, § § Defendants. §

MEMORANDUM OPINION AND ORDER Plaintiff VTT Technical Research Centre of Finland LTD. (“VTT”) filed this patent infringement lawsuit alleging that defendants Teledyne FLIR, LLC, and Teledyne Technologies Incorporated (collectively, “Teledyne”) have infringed VTT’s United States Patent No. 8,063,369 (“the ’369 patent”). Dkt. No. 1. Following a first motion to dismiss the complaint, Dkt. No. 15, VTT filed an amended complaint, Dkt. No. 19. Teledyne then filed a second motion to dismiss, Dkt. No. 20, which was denied, Dkt. No. 29. Following the denial of that motion, Teledyne filed its answer to the amended complaint, which included a counterclaim and an affirmative defense of inequitable conduct. Dkt. No. 30. VTT has now moved to dismiss Teledyne’s inequitable conduct counterclaim and the corresponding affirmative defense. Dkt. No. 35. Teledyne has filed a response, Dkt. No. 45, and VTT has filed a reply, Dkt. No. 49. For the reasons set forth below, VTT’s motion is granted. I. Background The ’369 patent is directed to circuit architecture designed to improve the accuracy of thermal imaging systems. According to VTT’s complaint, Teledyne develops and sells infrared imaging products that rely on microbolometer technology. Dkt. No. 19 at ¶ 7. Those products include Teledyne’s Boson and Boson+ thermal camera modules. Id. at ¶ 42. VTT identifies the Boson and Boson+ as accused products, but it alleges that other currently unknown Teledyne products may infringe the ’369 patent as well. Id. In its answer, Teledyne pleaded as one of its affirmative defenses and counterclaims that the ’369 patent should be held unenforceable because of inequitable conduct by “one or more of the ’369 Patent Inventors and prosecutors.” Dkt. No. 30 at 11, 16–18. Teledyne asserted that VTT had acknowledged that the alleged innovation “at the heart of” the ’369 patent is “an infrared camera, sensor, or imaging system incorporating a bolometer array wherein the first bolometer is biased using a second bolometer to amplify detected radiation signals.” Id. at 16. Teledyne alleged that “infrared cameras, sensors, and imaging systems that use a second bolometer to bias a first bolometer were well known in the industry before at least the 2000s.” Id. In particular, Teledyne

alleged that U.S. Patent No. 5,756,999 (“the ’999 patent”), titled “Methods and Circuitry for Correcting Temperature-Induced Errors in Microbolometer Focal Plane Array,” disclosed an amplifier circuit using a second bolometer to bias a first bolometer. Id. at 16–17. In addition, Teledyne alleged on information and belief that before the critical date of the 369 patent, “commercial infrared cameras, sensors, and imaging systems . . . including at least those produced by Indigo Systems Corp. also included amplifier circuits wherein a first bolometer was biased using a second bolometer.” Id. at 17. Teledyne further alleged, again on information and belief, that “one or more of the ’369 Patent Inventors and prosecutors . . . deliberately withheld from the [Patent and Trademark Office (“PTO”)] material information regarding the prior art, including the existence of, properties of,

and details regarding publications and prior art systems using a second bolometer to bias a first bolometer that were well-known before the critical dates of the ’369 Patent.” Id. at 17–18. Teledyne also alleged, as “affirmative egregious misconduct,” that the inventors and prosecuting attorneys of the ’369 patent had improperly characterized the prior art products as “inventive examples,” i.e., they falsely asserted that the prior art products were embodiments of the claimed invention, providing what Teledyne characterized as “a separate basis for a finding of materiality.” Id. at 18. Teledyne summarized its inequitable conduct allegations by stating, again on information and belief, that the inventors and patent prosecutors had “deliberately withheld said material information with the specific intent to deceive the examiner and the [PTO] to secure allowance of the claims of the ’369 Patent.” Dkt. No. 30 at ¶ 19–28. II. Legal Standard Federal Rule of Civil Procedure 12(b)(6) provides that a complaint or counterclaim should be dismissed if it “fail[s] to state a claim upon which relief can be granted.” The same standard

applies in ruling on a motion to dismiss a counterclaim. See Identix Pharms., Inc. v. Gilead Scis., Inc., No. 13-1987, 2014 WL 4222902, at *5 (D. Del. Aug. 25, 2014). The Third Circuit has instructed district courts to conduct a “two-part analysis” in evaluating a motion to dismiss for failure to state a claim or counterclaim. Fowler v. UPMC Shadyside, 578 F.3d 203, 210 (3d Cir. 2009). First, the district court must separate the factual and legal elements of the claims. Id. In so doing, the court “must accept all of the complaint’s well- pleaded facts as true, but may disregard any legal conclusions.” Id. at 210–11. Second, the court “must then determine whether the facts alleged in the complaint are sufficient to show that the plaintiff has a ‘plausible claim for relief.’” Id. at 211 (quoting Ashcroft v. Iqbal, 556 U.S. 662, 679 (2009)); see also Bell Atl. Corp. v. Twombly, 550 U.S. 544, 556 (2007). When, as in this case, a defendant pleads both a counterclaim and an affirmative defense raising the same issue, the analysis applicable to the counterclaim is equally applicable to the affirmative defense. See Applied Biokinetics LLC v. KT Health, LLC, No. 22-638, 2023 WL 5651843, at *3 (D. Del. Aug. 31, 2023); LEO Pharma A/S v. Actavis Lab’ys UT, Inc., No. 16-333, 2018 WL 1045816, at *3 (D. Del. Feb. 26, 2018) (“Just as a claim for inequitable conduct must meet the heightened pleading requirements of Rule 9(b), a defendant is also ‘required to plead this affirmative defense with particularity under Rule 9(b)’”) (quoting Bayer CropScience AG v. Dow AgroSciences LLC, No. 10-1045, 2011 WL 6934557, at *3 (D. Del. Dec. 30, 2011)); Saint Jude Med., Cardiology Div., Inc. v. Volcano Corp., No. 12-441, 2014 WL 2622240, at *1 n.2 (D. Del. June 11, 2014); Senju Pharm. Co. v. Apotex, Inc., 921 F. Supp. 2d 297, 306 (D. Del. 2013) (“[A] counterclaim and affirmative defense for inequitable conduct rise or fall together.”).1 The substantive elements of inequitable conduct are: “(1) an individual associated with the

filing and prosecution of a patent application made an affirmative misrepresentation of a material fact, failed to disclose material information, or submitted false material information; and (2) the individual did so with a specific intent to deceive the PTO.” Exergen Corp. v. Wal-Mart Stores, Inc., 575 F.3d 1312, 1327 n.3 (Fed. Cir. 2009). Inequitable conduct, while a broader concept than fraud, must be pleaded “with particularity” under Rule 9(b) of the Federal Rules of Civil

1 Courts in this district have noted that Rule 12(b)(6) does not apply to affirmative defenses, but have held that dismissal of an affirmative defense is authorized by Rule 12(f). See, e.g., Jackson v. SeaSpine Holdings Corp., No. 20-1784, 2023 WL 5175387, at *3 (D. Del. Aug. 11, 2023); Wyeth Holdings Corp. v. Sandoz, Inc., No.

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VTT Technical Research Centre of Finland Ltd. v. Teledyne FLIR, LLC, and Teledyne Technologies Incorporated, Counsel Stack Legal Research, https://law.counselstack.com/opinion/vtt-technical-research-centre-of-finland-ltd-v-teledyne-flir-llc-and-ded-2025.