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Novo-Nordisk A/S v. Pfizer, Inc. Memorandum & Order (December 14, 2006)
Judge Denies Novo-Nordisk’s Request To Halt Pfizer’s Exubera Inhaled Insulin Sales
Home > Exubera Litigation > Pages 5 - 8 of 17
Kopycake Enter. Inc., 302 F.3d 1352, 1356 (Fed. Cir. 2002). The Court must evaluate
and balance the above factors against each other and also weigh the form and magnitude
of the relief requested in determining whether to issue a preliminary injunction. Polymer
Techs., Inc. v. Bridwell, 103 F.3d 970, 977 (Fed. Cir. 1996); Hybritech, Inc. v. Abbot
Labs., 849 F.2d 1446, 1451 (Fed. Cir. 1988). Though no single factor is dispositive, a
preliminary injunction cannot issue if the patentee has not established the first two prongs
of the analysis, i.e. likelihood of success on the merits and irreparable harm.
Amazon.com v. Barnesandnoble.com, 239 F.3d 1343, 1350 (Fed. Cir. 2001).2
LIKELIHOOD OF SUCCESS ON THE MERITS
In order to determine the likelihood of success on the merits the Court considers both patent validity and infringement. See Id. (“[The patentee] must show that, in light of the presumptions and burdens that will inhere at trial on the merits, (1) [the patentee] will likely prove that [the defendant] infringes the [] patent and (2) [the patentee’s] infringement claim will likely withstand [defendant’s] challenge[] to the validity and enforceability of the [] patent.”). If the non-movant “raises a substantial question concerning either infringement or validity, i.e. asserts an infringement or invalidity defense that the patentee cannot prove lacks substantial merit” the preliminary injunction will not issue. Id. at 1350-51 (citations omitted).
Infringement is determined through a two-step process: first, the claims are construed, and second, the properly construed claims are compared to the accused infringing method. Markman v. Westview Instruments, Inc., 52 F.3d 967, 976 (Fed. Cir.
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2Although the Court finds that Novo fails to establish the first two of the four criteria, for purposes of
completeness all four criteria will be examined.
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1995). The patentee must present a clear case supporting the validity of the patent in suit,
which may be done through a showing that the patent has withstood previous validity
challenges or has gone unchallenged by the relevant industry for a long period. Id. at
1359 (citations omitted).3
Novo contends that the ’620 patent is entitled to a presumption of validity and
furthermore satisfies a long-felt need for an alternative method of insulin delivery. (See
Pl.’s Mem. in Supp. of its Mot. for Prelim. Inj. at 16-17.) Novo alleges the ’620 patent is
infringed by Exubera because Exubera’s instructions for use, which tell the user to
“breathe normally,” requires the user to breathe in a “determined volume of air” which
the ’620 patent calls for. (See Pl.’s Mem. in Supp. of its Mot. for Prelim. Inj. at 19.)
Novo’s definition of a “determined volume of air” is that one knows “the point from
which the exhalation started, [and one] know[s] the point from where the exhalation
ends.” (Prelim. Inj. Hr’g Tr. 24.) Novo has conceded that if Exubera’s instructions did
not direct the user to “breathe out normally” at the outset of the insulin treatment session,
Exubera would not infringe on the ’620 patent’s mandate to use a determined volume of
air during the breathing method. (Prelim. Inj. Hr’g Tr. 40.)
To buttress its construction, Novo presents the deposition testimony of Dr. Ronald
Crystal who compared the claims of the ’620 patent to the infringing method. Dr. Crystal
concludes that Pfizer’s instructions for Exubera’s use, which tell a patient to breathe out
normally, inhale deeply, and breathe out normally again, “instructs or will instruct its
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3The ’620 patent has never been the subject of litigation, but it has also gone unchallenged since the Patent and Trademark Office granted it on March 23, 1999. The fact that the ’620 patent has not been challenged is not surprising since neither Novo nor any other company has attempted to market an inhalable insulin product prior to Exubera.
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users of Exubera to inhale insulin using the Exubera device in the manner claimed by
claim 1 of the ’620 [patent].” (Pl.’s Mem. in Supp. of its Mot. for Prelim. Inj. at 19.)
Pfizer argues that it raises a “substantial question” concerning either infringement
or validity and that Novo has not proved Pfizer’s defenses lack “substantial merit.” (See
Pfizer Inc.’s Mem. in Opp’n at 10.) Pfizer contends that Exubera does not infringe upon
the ’620 patent because the patent does not cover Exubera’s breathing instructions and, in
the alternative, if the ’620 patent does cover Exubera it is invalid because it is anticipated
by the prior art.4 (Id.)
At the outset Pfizer takes issues with Novo’s definition of “determined volume of
air.” Pfizer argues that under Novo’s construction, anytime a patient is instructed to
inhale and exhale in a certain manner, this results in the patient inhaling or exhaling a
determined volume inhalation. (Id.). Pfizer argues that such a construction of the ’620
patent would embrace prior art breathing techniques such as the sort used for the
treatment of asthma. (Id.)
Pfizer also argues that if Novo’s definition of “determined volume of air” covers
Exubera, then the ’620 patent is anticipated by prior art in the field of inhalable insulin
and is obvious to those with an ordinary level of skill in the field. Pfizer cites the “Laube
JAMA” study (published in 1993) which it believes “expressly discloses each and every
element of claim 1 of the ’620 patent, as interpreted by Novo.” (Id. at 18.) Dr. Joseph
Brain, Pfizer’s expert, states that construing the ‘620 patent’s use of “determined volume
of air” in the manner proffered by Novo results in the Laube study serving as prior art for
the ’620 patent. (Id. at 18-19.) Novo disagrees, arguing that the Laube article does not
disclose exhaling a determined volume of air or disclose that repetition of inhalation and
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44 Novo does not allege that the Exubera inhaler mechanism itself infringes any of Novo’s patents.
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exhalation of determined volume of air is the key obtaining consistent results. (Prelim.
Inj. Hr’g Tr. 45.)
The Court finds that the parties’ competing interpretations of the construction of
the ’620 patent as well as the voluminous testimony related to contested methods of prior
art raises substantial questions as to the alleged infringement by Pfizer, and the validity of
the ’620 patent, one which will be best served through closer inspection at trial. The
Court next considers the three remaining prongs of the preliminary injunction standard.
IRREPARABLE HARM
When the patentee makes a clear showing of likelihood of success on the merits,
the patentee is entitled to a presumption of irreparable harm. Smith International, Inc., v.
Hughes Tool Co., 718 F.2d 1573, 1581 (Fed. Cir. 1983). This is not the case here;
therefore Novo is not entitled to the presumption of irreparable harm. Novo may still
establish irreparable harm without the aid of the presumption by showing that it will
suffer harm not compensable in monetary terms. Atlas Power Co. v. Ireco Chem., 773
F.2d 1230, 1233 (Fed. Cir. 1985). “The patent statute provides injunctive relief to
preserve the legal interests of the parties against future infringement which may have
market effects never fully compensable in money.” Hybritech, Inc., 849 F.2d at 1457.
Novo must provide “[s]ome evidence and reasoned analysis” for the conclusion that
monetary recompense is inadequate. Nutrition 21 v. United States, 930 F.2d 867, 871
(Fed. Cir. 1991).
Novo argues that as a “niche player” focusing on diabetes treatment, it has developed a reputation as an innovator with quality products. (Prelim. Inj. Hr’g Tr. 63)
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