PAR PHARMACEUTICAL, INC. v. SANDOZ INC.

CourtDistrict Court, D. New Jersey
DecidedMarch 9, 2020
Docket3:18-cv-14895
StatusUnknown

This text of PAR PHARMACEUTICAL, INC. v. SANDOZ INC. (PAR PHARMACEUTICAL, INC. v. SANDOZ INC.) is published on Counsel Stack Legal Research, covering District Court, D. New Jersey primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
PAR PHARMACEUTICAL, INC. v. SANDOZ INC., (D.N.J. 2020).

Opinion

NOT FOR PUBLICATION

UNITED STATES DISTRICT COURT FOR THE DISTRICT OF NEW JERSEY

____________________________________ : PAR PHARMACEUTICAL, INC., PAR : STERILE PRODUCTS, LLC, and ENDO : PAR INNOVATION COMPANY, LLC : : Case No. 3:18-cv-14895-BRM-DEA Plaintiffs, : : v. : : : OPINION : SANDOZ, INC. : : Defendant. : ____________________________________:

MARTINOTTI, DISTRICT JUDGE Before this Court are the applications by Plaintiffs Par Pharmaceutical, Par Sterile Products, LLC, and Endo Par Innovation Company, LLC (“Par” or “Plaintiffs”) and Defendant Sandoz (“Sandoz” or “Defendant”) for claim construction to resolve disputes over the construction of four claim terms1: “administering”; “vasopressin”; “wherein the impurities are determined based on”; and “consists essentially of.”2

1 The moving papers focus on five claims, but Par and Sandoz submitted an agreed upon construction of the term “wherein the humans’ mean arterial blood pressure is increased within 15 minutes of administration” on January 8, 2020. (ECF No. 72.) 2 The patents-in-suit are U.S. Patent Nos. 9,375,478 (“’478 patent”), 9,687,526 (“’526 patent”), 9,750,785 (“’785 patent”), 9,744,209 (“’209 patent”), and 9,937,223 (“’223 patent”) (collectively, the “patents-in-suit”). They are all from the same patent family and are continuations or continuations-in-part from the same ultimate parent application (US Application No. 14/610,499). Additionally, the parties stipulated to dismiss all claims, counterclaims, and defenses relating to U.S. Patent No. 9,744,239 (“’239 patent”). (ECF No. 90.) This Court has examined the disputes over the construction of these claim terms and, on January 21, 2020, held a hearing pursuant to Markman v. Westview Instruments, Inc., 517 U.S. 370 (1996). For the reasons set forth in this Opinion, this Court defines the three of the four disputed claim terms as follows: (1) “administering” has its plain and ordinary meaning; (2)

“vasopressin” means “arginine vasopressin as described in SEQ. ID. No. 1”; and (3) “wherein the impurities are determined based on” means “wherein any determination as to whether the pharmaceutical composition includes the specified impurities is to be made via the recited procedure.” Finally, the Court has deferred its decision on the “consists essentially of” claim term until a more complete record is developed. I. BACKGROUND A. Factual Background This case arises out of an action for patent infringement instituted by Par against Sandoz. Par is a New York corporation that develops, manufactures, and markets pharmaceutical products in the United States. (Am. Compl. (ECF No. 8) ¶ 1.) Sandoz is a Colorado corporation that markets

pharmaceutical products in the United States. (Id. ¶ 4.) Between June 28, 2016 and April 10, 2018, the United States Patent and Trademark Office (“PTO”) duly and legally issued all five patents-in-suit, each entitled “Vasopressin Formulations for Use in Treatment of Hypotension.” (Id. ¶ 14-19.) On or about August 21, 2018, Sandoz submitted Abbreviated New Drug Application (“ANDA”) No. 212069 (the “Sandoz ANDA”) pursuant to 35 U.S.C. § 355(j), seeking approval to engage in the commercial manufacture, use, and sale of a proposed generic vasopressin injection referencing Par’s VASOTRICT products as the reference listed drug. (Id. ¶ 28.) Claims from four of the patents-in-suit contain the four disputed terms. Claim 1 of the ’223 patent reads: Claim 1: A method of increasing blood pressure in a human in need thereof, the method comprising: a) providing a pharmaceutical composition for intravenous administration comprising: i) from about 0.01 mg/mL to about 0.07 mg/mL of vasopressin or a pharmaceutically acceptable salt thereof; ii) acetate buffer; and iii) water; wherein the pharmaceutical composition has a pH from about 3.7 to about 3.8; wherein the pharmaceutical composition is provided in a container; b) puncturing a dispensing region of the container a first time and drawing from the container a portion of the pharmaceutical composition; c) intravenously administering the portion of the pharmaceutical composition to the human; wherein: the human is hypotensive; d) puncturing the dispensing region of the container a second time and drawing from the container a second portion of the pharmaceutical composition; wherein: the second time that the dispensing region of the container is punctured occurs at least 48 hours after the first time that the dispensing region of the container is punctured; e) intravenously administering the second portion of the pharmaceutical composition to the human; wherein: the administration of the second portion of the pharmaceutical composition provides to the human from about 0.01 units of vasopressin or the pharmaceutically acceptable salt thereof per minute to about 0.1 unites of vasopressin or the pharmaceutically acceptable salt thereof per minute.

(ECF No. 1 ¶ 45 (emphasis added).) Claim 1 of the ’478 patent reads: Claim 1: A method of increasing blood pressure in a human in need thereof, the method comprising administering to the human in a unit dosage form, wherein the unit dosage form consists essentially of: a) from about 0.01 mg/mL to about 0.07 mg/mL of vasopressin or a pharmaceutically-acceptable salt thereof; b) 10 mM acetate buffer; and c) water; wherein: the unit dosage form has a pH of 3.8; the administration provides to the human from about 0.01 units of vasopressin or the pharmaceutically-acceptable salt thereof per minute to about 0.1 units of vasopressin or the pharmaceutically- acceptable salt thereof per minute; and the human is hypotensive

(ECF No. 1 ¶ 53 (emphasis added).) Claim 1 of the ’526 patent reads: Claim 1: A method of increasing blood pressure in a human in need thereof, the method comprising: a) providing a pharmaceutical composition for intravenous administration comprising: i) from about 0.01 mg/mL to about 0.07 mg/mL of vasopressin or a pharmaceutically-acceptable salt thereof; ii) acetic acid; and iii) water; wherein: the pharmaceutical composition has a pH of 3.8; b) storing the pharmaceutical composition at 2-8° C. for at least 4 weeks; and c) intravenously administering the pharmaceutical composition to the human; wherein: the administration provides to the human from about 0.01 units of vasopressin or the pharmaceutically-acceptable salt thereof per minute to about 0.1 units of vasopressin or the pharmaceutically- acceptable salt thereof per minute; wherein: the human is hypotensive; wherein: the pharmaceutical composition exhibits less than about 5% degradation after storage at 2-8° C. for about four weeks.

(ECF No. 1 ¶ 61 (emphasis added).) Claim 1 of the ’785 patent reads: Claim 1: A pharmaceutical composition comprising, in a unit dosage form, from about 0.01 mg/mL to about 0.07 mg/mL of vasopressin or a pharmaceutically acceptable salt thereof, wherein the unit dosage form further comprises impurities that are present in an amount of 0.9% to 1.7%; wherein the impurities have from about 85% to about 100% sequence homology to SEQ ID NO.: 1, and wherein the unit dosage form has a pH of 3.7-3.9.

(ECF No.

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PAR PHARMACEUTICAL, INC. v. SANDOZ INC., Counsel Stack Legal Research, https://law.counselstack.com/opinion/par-pharmaceutical-inc-v-sandoz-inc-njd-2020.