Standing Reminder for Inter Partes Review Decisions

| October 28, 2024

Case Name: LATINUM OPTICS TECHNOLOGY INC. V. VIAVI SOLUTIONS INC.

Date of Decision: August 16, 2024

Panel: Moore, Taranto and Cecchi (sitting by designation)

Summary

This decision serves as a reminder that standing to appeal a decision of the Patent Trial and Appeal Board (PTAB) can be lost in an inter partes review (IPR). This is because the Federal Circuit’s jurisdiction to review final decisions of the PTAB is limited to cases and controversies under Article III of the U.S. Constitution. If a civil action is dismissed before a final decision in an IPR, it is necessary to show that there is still an injury in fact so that an appeal can be taken to the CAFC.

Background

Viavi owns U.S. patent no. 9,354,369 which relates to optical fibers. Viavi sued Platinum Optics Technology (PTOT) for infringement in two civil suits in the Northern District of California. Thereafter, PTOT filed an IPR of the ‘369 patent. In the civil suits, the patent infringement claims were dismissed with prejudice. The PTAB subsequently issued a final written decision holding that PTOT failed to show the challenged claims in the ‘369 patent were unpatentable. PTOT appealed the decision to the Federal Circuit.

Discussion

A party does not need to establish Article III standing to appear before an administrative agency (such as the PTAB), as set forth in Cuozzo Speed Techs., LLC v. Lee, 579 U.S. 261, 279 (2016). However, standing is required when the party seeks review of an agency’s final decision in a federal court (Phigenix, Inc. v. Immunogen, Inc., 845 F.3d 1168, 1171–72 (Fed. Cir. 2017)). The party seeking judicial review bears the burden of proving standing (JTEKT Corp. v. GKN Auto. LTD., 898 F.3d 1217, 1220 (Fed. Cir. 2018)). As set forth in JTEKT “[o]ur cases establish that typically in order to demonstrate the requisite injury in an IPR appeal, the appellant/petitioner must show that it is engaged or will likely engage ‘in an activity that would give rise to a possible infringement suit,’…or has contractual rights that are affected by a determination of patent validity”.

PTOT asserts that it has standing based on potential infringement liability stemming from supplying its bandpass filters accused in one of the civil suits to parts integrators overseas and due to developing new models of bandpass filters. A declaration from the Deputy Director of Operations Management of PTOT was submitted to support the argument of injury in fact based on development of new bandpass filters.

Although Viavi dismissed the patent infringement suits, PTOT maintains that it has suffered an injury in fact based on its continued distribution of bandpass filters. In support of this argument, PTOT relies on a letter sent by Viavi sent prior to the first and second civil suits being filed, and PTOT’s expectation that Viavi would sue a third time. The CAFC pointed out that mere speculation about the possibility of another suit, without more, is insufficient to confer standing, particularly since the letters were sent prior to the first two civil actions which were subsequently dismissed.

Regarding the declaration submitted to the record, there was no explanation regarding detailed plans for development of new filters, nor any details regarding the particulars of the new filters or how they might relate to the ‘369 patent. The CAFC acknowledged that IPR petitioners do not need to concede infringement but need to at least establish that its development activities “will cause a substantial risk of infringement or will likely cause Viavi to assert a claim of infringement.” As such, PTOT has failed to establish an injury in fact to confer standing.

Takeaways

            Although 35 U.S.C. §141(c)) statutorily authorizes appeal of an adverse IPR decision to the Court of Appeals for the Federal Circuit, the court requires Article III injury in fact to establish standing.

            If the civil suit(s) are dismissed, an injury in fact needs to be established to appeal a PTAB decision to the CAFC.

            A declaration can be sufficient to establish standing if it identifies specific, concrete plans to develop a product which may implicate a patent in suit.

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