Ecolab, Inc. v. JOHNSONDIVERSEY, INC.

282 F. Supp. 2d 985, 2003 U.S. Dist. LEXIS 9232, 2003 WL 21273760
CourtDistrict Court, D. Minnesota
DecidedMay 29, 2003
DocketCiv. 03-2231(RHK/AJB)
StatusPublished

This text of 282 F. Supp. 2d 985 (Ecolab, Inc. v. JOHNSONDIVERSEY, INC.) is published on Counsel Stack Legal Research, covering District Court, D. Minnesota primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Ecolab, Inc. v. JOHNSONDIVERSEY, INC., 282 F. Supp. 2d 985, 2003 U.S. Dist. LEXIS 9232, 2003 WL 21273760 (mnd 2003).

Opinion

MEMORANDUM OPINION AND ORDER

KYLE, District Judge.

Introduction

This matter comes before the Court on Plaintiff Ecolab, Inc.’s (“Ecolab”) Motion for a Preliminary Injunction. Ecolab has sued Defendant JohnsonDiversey, Inc. (“JohnsonDiversey”) alleging that John-sonDiversey has infringed U.S. Patent No. *988 6,495,494 B1 (“the ’494 patent”), which recites, among other things, a method for lubricating the passage of bottles along a conveyer belt. Ecolab asserts that the alleged infringement presents “a uniquely urgent situation” (Pl.’s Reply Mem. Supp. Prelim. Inj. at 1) and has filed a Motion for a Preliminary Injunction seeking to enjoin JohnsonDiversey from that allegedly infringing activity. For the reasons set forth below, the Court will deny Ecolab’s motion.

Background

I. Conveyor Belt Lubricants

Ecolab, headquartered in Saint Paul, Minnesota (Comply 1), and JohnsonDiver-sey, 1 with its principal place of business in Sturtevant, Wisconsin (Answer ¶2), have each been involved in the sale and development of conveyor belt lubricants for more than twenty years (Arata Decl. ¶ 8; Rouil-lard Decl. ¶2, 7). Conveyor belt lubricants are used in bottling plants to ease the passage of bottles in the filling, capping, and labeling process. (Arata Decl. ¶ 7.) Because bottles move along conveyor belts at great speeds, and because bottles often pass through narrow passageways at high volumes, conveyor belt lubricants permit the bottles to remain standing in the event of “bottlenecks” by allowing the conveyer belt to pass easily under the bottles without tipping them. (Id.) Conveyor belt lubricants are widely used in the soda, beer, and dairy industries.

Traditional conveyor belt lubricants, so-called “dilute aqueous lubricants,” generally required dilution with a large amount of water, thus creating an extremely wet work environment. (Cleveland Decl. Ex. A (U.S. Patent No. 6,495,494 Bl) at col. 1, II. 30-34.) To permit much drier conditions along conveyor lines, Ecolab and JohnsonDiversey have each developed silicone-based lubricants, which can be applied without significant dilution and in relatively small quantities. While silicone lubricants possess many attributes, they also attract soil and bacteria. (Kennedy Decl. ¶ 8.) Consequently, Ecolab and John-sonDiversey have added additional chemicals to their lubricants to promote a clean, hygienic environment while still providing substantial lubricity. Ecolab’s product, the commercial embodiment of the ’494 patent, is called Silicone Plus, KX-5152. (Arata Decl. ¶ 2.) JohnsonDiversey’s product, embodying a U.S. patent application that predates the filing date of the ’494 patent by more than half a year, is called Dicolube TPB. (Kassel Decl. ¶ 65.)

II. Dicolube TPB

In 1989, DiverseyLever began selling a conveyor lubricant called Dicolube TP. (Kennedy Decl. ¶ 13.) Dicolube TP is a silicone-based lubricant that contains, among other things, Kathon, a biocidal agent. (Id.) Because Dicolube TP, like other silicone-based lubricants, attracts significant amount of soil and bacteria, the high-pressure nozzles used to apply it often become clogged. (Id. at ¶ 15.) In 1997, to remedy this problem, Dr. Mario Stanga, a research chemist for Diversey Italy, developed a formula that included a stronger biocide component and a detergent to prevent clogged nozzles. (Id. at ¶ 16.) Dr. Stanga increased the proportion of Kathon and added the solvent Dow-anol DPM to prevent the high-pressure nozzles from clogging. (Id. at ¶ 17.) In a 1997 report, Dr. Stanga notes that he chose Dowanol DPM because it would “help detergency without affecting lubricity.” (Id. at Ex. D (Stanga Report) § 3.0.) *989 The new formula was eventually named Dicolube TPB. (Id. at ¶ 16.)

Dicolube TPB was introduced in Europe in 1998. (Id. at ¶ 19.) In the first quarter of 2002, JohnsonDiversey began field-testing the product in the United States and, in the summer of 2002, launched its official U.S. release at a series of regional sales meetings. (Id. at ¶¶ 10,11.)

III. The ’494 Patent

On December 17, 2002, the Patent and Trademark Office (“PTO”) issued the ’494 patent to Ecolab. (Cleveland Decl. Ex. A.) The ’494 patent-the substance of which was published pursuant to international treaty by the World Intellectual Property Organization in February, 2001-describes a method for applying a “thin, substantially non-dripping lubrica[nt]” to a conveyor belt or containers, with the goal of reducing “waste, cleanup, and disposal problems.” (Cleveland Decl. Ex. A at col. 1,11. 57, 62.) The ’494 patent’s lubricant is created through a mixture of “water-miscible silicone material” and a “water-miscible lubricant.” (Id. at col. 7,11. 87-38.)

The ’494 patent contains thirty-two claims. Of these, claims 1 and 21 are independent claims; the remaining claims are dependent claims. 2 Claim 1 recites:

A method for lubricating the passage of a container along a conveyor, comprising applying a mixture of a water-miscible silicone material and a water-miscible lubricant to at least a portion of the container-contacting surface of the conveyer or to at least a portion of the conveyor-contacting surface of the container.

(Id. at col. 7, 11. 35-40.) Similarly, Claim 21 recites:

A lubricated conveyor or container, having a lubricant coating on a container-contacting surface of the conveyor or on a conveyor-contacting surface of the container, wherein the coating comprises a mixture of a water-miscible silicone material and a water-miscible lubricant.

*990 (Id. at col. 8,11. 31-85.) The patent defines “water-miscible” substances as those that are “sufficiently water-soluble or water-dispersible so that when added to water at the desired use level they form a stable solution, emulsion, or suspension.” (Cleveland Decl. Ex. A at col. 2, ll. 46-50). The patent does not define the word “lubricant.”

IV. The Pepsi “Derby”

Ecolab is the largest supplier of convey- or lubricants to Pepsi-owned bottling plants. (Arata Decl. at ¶ 19.) In early 2002, two Pepsi America bottling plants began using Dicolube TPB. (Lammers Decl. ¶ 4.) In January 2003, Pepsi Bottling Group invited JohnsonDiversey to submit its product for a trial run at the Pepsi bottling plant in Latham, Massachusetts. (Id.) According to Michael K. Lammers, JohnsonDiversey’s Business Development Director for Beverage and Brewery, “Pepsi Latham had been having significant problems with their current Ecolab product, which Ecolab had failed to remedy. Dicolube TPB was run and it worked very well.” (Id.)

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