Pop Top Corp. v. Rakuten Kobo Inc.

Court of Appeals for the Federal Circuit·Decided July 14, 2022·No. 21-2174·Unpublished

Opinion

Case: 21-2174 Document: 46 Page: 1 Filed: 07/14/2022

NOTE: This order is nonprecedential.

United States Court of Appeals for the Federal Circuit ______________________

POP TOP CORP., Plaintiff-Appellant

v.

RAKUTEN KOBO INC., Defendant-Appellee ______________________

2021-2174 ______________________

Appeal from the United States District Court for the Northern District of California in No. 4:20-cv-04482-DMR, Magistrate Judge Donna M. Ryu. ______________________

ON MOTION ______________________

Before MOORE, Chief Judge, NEWMAN and STOLL, Circuit Judges. Order for the court filed by PER CURIAM. Dissent filed by Circuit Judge NEWMAN.

PER CURIAM. ORDER Case: 21-2174 Document: 46 Page: 2 Filed: 07/14/2022

Rakuten Kobo Inc. (Kobo) moves for sanctions against Pop Top Corp. (Pop Top) under Rule 38 of the Federal Rules of Appellate Procedure. Kobo argues that Pop Top’s appeal was frivolous and requests attorneys’ fees plus double its costs as damages. Kobo further requests we hold Pop Top and its counsel jointly and severally liable for the sanc- tions. For the following reasons, we grant the motion in part and deny it in part. BACKGROUND Pop Top owns U.S. Patent No. 7,966,623. The ’623 pa- tent relates to methods and systems for “content providers and authors of web-based content to enable highlighter functionality on their web pages.” ’623 patent at 1:16–19. The sole claim of the patent requires, among other things, an “internet document [that] includes code for invoking a highlighting service to operate with the internet docu- ment.” Id. at claim 1 (emphasis added). Pop Top sued Kobo in the Northern District of Califor- nia, alleging infringement of the ’623 patent. Pop Top con- tended that the eBooks Kobo serves via its eReader application are the claimed internet documents because they are “highlightable” and “include code.” J.A. 304. Pop Top did not, however, identify any particular code in the eBooks that allegedly invokes a highlighting service, de- spite having access to the code in two sample eBooks. See id. (showing contents of ePub file for A Tale of Two Cities); J.A. 106 (Kobo’s counsel stating “the e-book file for ‘Win Bigly’ is presently available for inspection at our New York City offices”). In correspondence, Kobo repeatedly explained to Pop Top that all code related to highlighting is in the Kobo App, not in individual eBooks. J.A. 92, 574, 580, 583. Kobo also stated that Pop Top’s contrary position was frivolous and lacked evidentiary support. J.A. 96. And it advised Pop Top that “if you decline to dismiss the complaint at this time, Kobo will seek to recover its attorney’s fees and Case: 21-2174 Document: 46 Page: 3 Filed: 07/14/2022

POP TOP CORP. v. RAKUTEN KOBO INC. 3

costs.” Id. Pop Top did not heed that warning and contin- ued to prosecute the case. Kobo then moved for summary judgment of nonin- fringement. It argued that its eBooks do not contain “any code relating to highlighting” and that “[t]he only code re- lating to highlighting . . . is found in the Kobo App software itself.” J.A. 287. For support, Kobo provided a declaration from its Chief Technology Officer, Trevor Hunter. The dec- laration states that the highlighting functionality is “lo- cated in the Kobo App itself.” J.A. 175 ¶ 15; see also J.A. 175–84 ¶¶ 16–34 (identifying code in Kobo App related to highlighting functionality). It further states that no code in the eBooks “relate[s] to any highlighting capabilities of the Kobo App.” J.A. 184 ¶ 36. In response, Pop Top accused Kobo of attempting to in- ject into claim 1 a requirement that the internet document “include all code necessary to highlight the served internet document.” J.A. 643 (emphasis added). It also argued that summary judgment was improper because Mr. Hunter’s declaration showed that each eBook contains (1) “[c]ode identifying the eBook as a Reflowable ePub file” and (2) “code for causing a user interface object for invoking [sic] a highlighter service.” J.A. 646–47, 674–75. Pop Top did not explain how this code supposedly satisfies the “code for invoking” limitation. The district court granted summary judgment of non- infringement. Regarding Pop Top’s claim construction ar- gument, the district court determined that Pop Top “blatantly misconstrue[d] Kobo’s position.” Pop Top Corp. v. Rakuten Kobo Inc., No. 20-cv-04482-DMR, 2021 WL 2633479, at *5 (N.D. Cal. June 25, 2021) (Summary Judg- ment). It explained that Kobo never “contend[ed] that the internet document must include all code necessary to high- light the document. Rather, Kobo assert[ed] that the claim requires the internet document to include code for invoking a highlighting service, and it present[ed] evidence that the Case: 21-2174 Document: 46 Page: 4 Filed: 07/14/2022

eBooks for the Kobo App do not include any such code.” Id. (internal quotation marks omitted). As for Pop Top’s in- fringement theories based on Mr. Hunter’s declaration, the district court held that Pop Top could not rely on those the- ories because it failed to disclose them in accordance with local rules. Id. at *5–6. Regardless, the district court de- termined that, “[c]ontrary to Pop Top’s assertion, the dec- laration does not state that the eBook itself contains source code that invokes the highlighting service.” Id. at *6. The district court therefore held there was no dispute of fact that the eBooks do not satisfy the “code for invoking” limi- tation. Pop Top appealed. It argued that the district court erred by (1) not resolving the parties’ alleged claim con- struction dispute and (2) holding that Pop Top presented insufficient evidence of infringement to survive summary judgment. On the first point, Pop Top claimed its position before the district court was that the “code for invoking” limitation merely requires “any code that leads to the high- lighting of the internet document,” whereas Kobo’s position was that it requires “the code for highlighting the internet document.” Appellant’s Br. 16. On the second point, Pop Top cited Mr. Hunter’s declaration and, for the first time on appeal, its infringement contentions. Id. at 16–17 (cit- ing J.A. 98–103, 173–79, 300–11). Pop Top further argued, in its reply brief, that the district court abused its discre- tion in holding that Pop Top could not rely on Mr. Hunter’s declaration to prove infringement. Appellant’s Reply Br. 6. We affirmed without opinion under Federal Circuit Rule 36. Pop Top Corp. v. Rakuten Kobo Inc., No. 2021– 2174, 2022 WL 1397867 (Fed. Cir. May 4, 2022). DISCUSSION A Under Federal Rule of Appellate Procedure 38, we may “award just damages and single or double costs to the Case: 21-2174 Document: 46 Page: 5 Filed: 07/14/2022

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appellee” if we determine that an appeal is frivolous. We have a “longstanding policy of enforcing Rule 38 vigor- ously.” Walker v. Health Int’l Corp., 845 F.3d 1148, 1157 (Fed. Cir. 2017). An appeal is frivolous as filed when “the judgment by the tribunal below was so plainly correct and the legal authority contrary to appellant’s position so clear that there really is no appealable issue.” State Indus., Inc. v. Mor-Flo Indus., Inc., 948 F.2d 1573, 1578 (Fed. Cir. 1991). An appeal is frivolous as argued when the appellant engages in misconduct in arguing the appeal. Id. Kobo argues Pop Top’s appeal was frivolous as filed. We agree.

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