Celanese International Corporation v. Anhui Jinhe Industrial Co., Ltd.

CourtDistrict Court, D. Delaware
DecidedDecember 10, 2021
Docket1:20-cv-01775
StatusUnknown

This text of Celanese International Corporation v. Anhui Jinhe Industrial Co., Ltd. (Celanese International Corporation v. Anhui Jinhe Industrial Co., Ltd.) 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.

Bluebook
Celanese International Corporation v. Anhui Jinhe Industrial Co., Ltd., (D. Del. 2021).

Opinion

IN THE UNITED STATES DISTRICT COURT FOR THE DISTRICT OF DELAWARE CELANESE INTERNATIONAL ) CORPORATION; CELANESE (MALTA) ) COMPANY 2 LIMITED; & CELANESE ) SALES U.S. LTD., ) ) Plaintiffs, ) ) v. ) Civil Action No. 20-1775-LPS ) ANHUI JINHE INDUSTRIAL CO., LTD., ) JINHE USA LLC, UMC INGREDIENTS, ) LLC f/k/a IRS INTERNATIONAL LLC, & ) PRINOVA US LLC, ) ) Defendants. ) REPORT AND RECOMMENDATION I. INTRODUCTION Presently before the court in this patent infringement action are three Rule 12(b)(6) motions to dismiss filed by the following defendants: (1) defendant UMC Ingredients, LLC (“UMC Ingredients”) (D.I. 37); (2) defendants Anhui Jinhe Industrial Co., Ltd. (“Jinhe China”) and Jinhe USA LLC (“Jinhe USA;” together with Jinhe China, “Jinhe”) (D.I. 39); and (3) defendant Prinova US LLC (“Prinova;” collectively with UMC Ingredients and Jinhe, “Defendants”) (D.I. 42).' For the following reasons, I recommend that the court DENY the three pending motions to dismiss.

! The briefing associated with the pending motions is found at D.I. 38, D.I. 40, D.I. 43, D.I. 46, D.I. 47, D.L. 48, D.I. 49, D.I. 50, and D.I. 51.

II. BACKGROUND Plaintiffs Celanese International Corporation, Celanese (Malta) Company 2 Limited, and Celanese Sales U.S. Ltd. (collectively, “Celanese”) initiated this patent infringement action on December 28, 2020, alleging infringement of U.S. Patent Nos. 10,233,164 (“the ’164 patent”), 10,590,096 (“the °096 patent”), 10,227,316 (“the °316 patent”), and 10,590,097 (“the °097 patent’) (collectively, the “Asserted Patents”). (D.I. 1) Celanese filed its first amended complaint on April 29, 2021, alleging infringement of the same Asserted Patents. (D.I. 34) Each of the Asserted Patents recites method claims for producing acesulfame potassium compositions with reduced or eliminated levels of impurities. (/d. at J] 25, 30, 37, 41) The °164 patent, which issued on March 19, 2019, is a continuation of U.S. Patent No. 10,029,998 (“the °998 patent”), which issued on July 24, 2018. (D.I. 34 at f§ 21-23) The ’096 patent issued on March 17, 2020 and is a continuation of the ’164 patent. (/d. at 723) These patents are directed to compositions and processes for producing high purity acesulfame potassium, which is used as a food sweetener. (/d. at 125) Conventional acesulfame potassium production processes resulted in the production of undesirable impurities like acetoacetamide-N- sulfonic acid, and removal of the impurities was difficult and costly. (id. at J] 26-32) The □□□□ and °096 patents claim processes for producing high purity acesulfame potassium compositions that reduce or eliminate the formation of impurities, resulting in increased yields of the finished composition and substantial cost savings in the manufacturing process. (id. at Ff] 30, 32) The °316 patent, which issued on March 12, 2019, is a continuation of U.S. Patent No. 10,030,000 (“the ’000 patent”), which issued on July 24, 2018. (D.L. 34 at Jf 33-34) The °097 patent issued on March 17, 2020 and is a continuation of the ’316 patent. Ud. at 935) Like the °096 and the ’164 patents, the ’097 and ’316 patents are directed to compositions and processes

for producing high purity acesulfame potassium. (/d. at 137) The ’097 and ’316 patents provide improved processes for producing acesulfame potassium compositions that reduce or eliminate the formation of impurities such as 5-chloro-acesulfame potassium. (/d. at J] 38-41) Jinhe manufactures a high-purity acesulfame potassium composition (the “Accused Product” or “Ace-K”) in China having the molecular formula Cs4H4NO4SK. (D.I. 34 at Ff 44-45) Jinhe’s Ace-K product manual represents that it is acceptable for the Accused Product to have an “overall organic impurity level of less than 20 wppm.”* (id. at 85, 101, 117, 134) The amended complaint cites Jinhe’s website and annual reports in support of Celanese’s allegation that Jinhe sells the Accused Product globally, with a substantial portion of its revenue attributable to sales made in the United States. Ud. at J] 46-47, 49, 56) According to the amended complaint, Jinhe China sells the Accused Product directly to United States customers, and all Defendants import the Accused Product into the United States. (/d. at ff 47, 54, 56, 62, 66, 68, 79, 95, 111, 127) On December 3, 2021, Celanese filed a motion for leave to file a first amended complaint to add allegations that Defendants directly, indirectly, and willfully infringe the claims of U.S. Patent No. 10,029,998, the parent of two of the currently Asserted Patents. (D.I. 79; D.1. 80 at 1) The motion is not yet fully briefed and has no bearing on the following analysis, which addresses only the sufficiency of the claims brought against the Asserted Patents. Il. LEGAL STANDARD Rule 12(b}(6) permits a party to move to dismiss a complaint for failure to state a claim upon which relief can be granted. Fed. R. Civ. P. 12(b)(6). When considering a Rule 12(b)(6) motion to dismiss, the court must accept as true all factual allegations in the complaint and view

2 The term “wppm” is an acronym for “weight parts per million.”

them in the light most favorable to the plaintiff. Connelly v. Lane Constr. Corp., 809 F.3d 780, 790-91 (3d Cir. 2016). To state a claim upon which relief can be granted pursuant to Rule 12(b)(6), a complaint must contain a “short and plain statement of the claim showing that the pleader is entitled to relief.” Fed. R. Civ. P. 8(a)(2). Although detailed factual allegations are not required, the complaint must set forth sufficient factual matter, accepted as true, to “state a claim to relief that is plausible on its face.” Bell Atl. Corp. v. Twombly, 550 U.S. 544, 570 (2007); see also Ashcroft v. Iqbal, 556 U.S. 662, 663 (2009). A claim is facially plausible when the factual allegations allow the court to draw the reasonable inference that the defendant is liable for the misconduct alleged. Iqbal, 556 U.S. at 663; Twombly, 550 US. at 555-56. The court’s determination is not whether the non-moving party “will ultimately prevail,” but whether that party is “entitled to offer evidence to support the claims.” Jn re Burlington Coat Factory Sec. Litig., 114 F.3d 1410, 1420 (3d Cir. 1997) (internal citations and quotation marks omitted). This “does not impose a probability requirement at the pleading stage,” but instead “simply calls for enough facts to raise a reasonable expectation that discovery will reveal evidence of [the necessary element].” Phillips v. Cty. of Allegheny, 515 F.3d 224, 234 (3d Cir. 2008) (quoting Twombly, 550 U.S. at 556). The court’s analysis is a context-specific task requiring the court “to draw on its judicial experience and common sense.” Jgbal, 556 US. at 663-64. IV. DISCUSSION A. Direct Infringement Under 35 U.S.C. § 271(g) Section 271(g) provides that “[w]hoever without authority imports into the United States or offers to sell, sells, or uses within the United States a product which is made by a process

patented in the United States shall be liable as an infringer.” 35 U.S.C. § 271(g).

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