Life Spine, Inc. v. Aegis Spine, Inc.

8 F.4th 531
CourtCourt of Appeals for the Seventh Circuit
DecidedAugust 9, 2021
Docket21-1649
StatusPublished
Cited by114 cases

This text of 8 F.4th 531 (Life Spine, Inc. v. Aegis Spine, Inc.) is published on Counsel Stack Legal Research, covering Court of Appeals for the Seventh Circuit primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Life Spine, Inc. v. Aegis Spine, Inc., 8 F.4th 531 (7th Cir. 2021).

Opinion

In the

United States Court of Appeals For the Seventh Circuit ____________________ No. 21‐1649 LIFE SPINE, INC., Plaintiff‐Appellee, v.

AEGIS SPINE, INC., Defendant‐Appellant. ____________________

Appeal from the United States District Court for the Northern District of Illinois, Eastern Division. No. 19‐cv‐7092 — Young B. Kim, Magistrate Judge. ____________________

ARGUED JULY 21, 2021 — DECIDED AUGUST 9, 2021 ____________________

Before SCUDDER, ST. EVE, and KIRSCH, Circuit Judges. ST. EVE, Circuit Judge. This trade secret case arises from a short‐lived business relationship between two companies that sell spinal implant devices. Life Spine, Inc. makes and sells a spinal implant device called the ProLift Expandable Spacer System. Aegis Spine, Inc. contracted with Life Spine to distrib‐ ute the ProLift to hospitals and surgeons. In the distribution agreement, Aegis promised to protect Life Spine’s confiden‐ tial information, act as a fiduciary for Life Spine’s property, 2 No. 21‐1649

and refrain from reverse engineering the ProLift. Despite these promises, Aegis funneled information about the ProLift to its parent company, L&K Biomed, Inc., to help L&K de‐ velop a competing spinal implant device. Shortly after L&K’s competing product hit the market, Life Spine sued Aegis for trade secret misappropriation and breach of the distribution agreement. Following a nine‐day evidentiary hearing, the dis‐ trict court granted Life Spine’s motion for a preliminary in‐ junction barring Aegis and its business partners from market‐ ing the competing product. Aegis now appeals. It submits that the district court’s in‐ junction rests on a flawed legal conclusion—namely, that a company can have trade secret protection in a device that it publicly discloses through patents, displays, and sales. We see the issue differently, however. As a legal matter, we do not dispute—nor does Life Spine—that information in the public domain cannot be a trade secret. But the issue here is factual: Did Life Spine publicly disclose the specific information that it seeks to protect by patenting, displaying, and selling the ProLift? The district court found that the answer was no, and Aegis must show that its finding was clear error. It has not done so. Finding no basis to upset the district court’s meticu‐ lous analysis, we affirm. I. Background A. Factual Background Plaintiff Life Spine is an Illinois company that makes and sells surgically implanted medical devices that treat spine dis‐ orders. Its best‐selling device is the ProLift—an expandable spinal implant that treats degenerative disc disease. The Pro‐ Lift consists of an implant, or “cage,” and an installer. The No. 21‐1649 3

cage has five main components, shown in the drawing below: an upper endplate, a lower endplate, a nose ramp, a base ramp, and an expansion screw. Dovetail‐shaped grooves con‐ nect the different components. The installer is used to insert the cage into a patient’s spine and expand it to restore spinal disc height. ProLift cage (exploded)

Expandable cages are intricate devices with many small component parts. Precise engineering is necessary to ensure that they can withstand decades of intense spinal pressure. Life Spine spent more than three years designing and devel‐ oping the ProLift. To do so, it studied publicly available infor‐ mation about other expandable cages, including patents, and went through an exhaustive trial‐and‐error process. During the trial‐and‐error process, Life Spine repeatedly redesigned the device, sometimes by adjusting the size of its components by fractions of a millimeter. In March 2016, the FDA approved Life Spine’s application to market the ProLift. In October 2017, Life Spine obtained a patent for the ProLift. Life Spine’s 4 No. 21‐1649

patent includes various drawings and figures (including the drawing above), along with descriptions of the components and their interaction. Life Spine considers “the precise dimensions and meas‐ urements of the ProLift components and subcomponents and their interconnectivity” to be confidential trade secrets. A key fact in dispute is whether third parties can access those pre‐ cise specifications without first signing confidentiality agree‐ ments. The district court found that the answer was no: Third parties can only learn such information if they have unfet‐ tered access to the device and specialized measuring equip‐ ment, and Life Spine does not allow third parties such access unless they first sign confidentiality agreements. The precise specifications of the ProLift are not available from marketing materials, which include only “rounded approximations” of the components. Nor are they available from patent materials, which disclose the components and their interaction but not their precise measurements or dimensions. Life Spine dis‐ plays the ProLift at industry conventions, but it supervises an‐ yone who handles the device. And while Life Spine sells the ProLift to hospitals and surgeons, it is not available for the public to purchase. Rather, Life Spine (through its distribu‐ tors) sells the device to hospitals and surgeons, who purchase the device for use in scheduled surgeries. Moreover, Life Spine requires its distributors to oversee each ProLift device that they sell up until surgery. Defendant Aegis is a Colorado company that sells medical devices to treat spinal conditions. Aegis does not make medi‐ cal devices, but its parent company, L&K, does. Based in South Korea, L&K is the majority owner of Aegis and a direct competitor of Life Spine. Aegis and L&K have a close No. 21‐1649 5

relationship; Aegis supplies information to L&K upon re‐ quest, and several of the companies’ top managers have worked at both companies. Around April 2016, L&K and Ae‐ gis decided that, to remain competitive in the United States market, L&K should design and develop an expandable cage product. In October 2017—while Aegis and L&K were still plan‐ ning the launch of a new expandable cage product—Aegis contacted Life Spine about serving as a distributor of the Pro‐ Lift. In connection with this proposal, Aegis asked Life Spine for a ProLift device, explaining that certain customers wanted to see it for demonstration purposes. Life Spine agreed, but first required Aegis to promise in writing that it would protect Life Spine’s confidential information, use the confidential in‐ formation only in furtherance of the parties’ business relation‐ ship, and refrain from sharing the ProLift with anyone who intended to use it for purposes of reverse engineering, copy‐ ing, or otherwise competing with Life Spine. After making these promises, Aegis showed the ProLift device to a surgeon and asked the surgeon to help it and L&K develop a compet‐ ing expandable cage. The surgeon agreed. In January 2018, Life Spine and Aegis signed a formal dis‐ tribution agreement. The agreement (which superseded ear‐ lier agreements) allowed Aegis to solicit sales of the ProLift from a list of surgeons, including two surgeons who had agreed to help L&K develop a competing expandable cage. In return, Aegis promised to act as a fiduciary for Life Spine’s property. Aegis also promised not to copy, reverse engineer, or create derivative products based on the ProLift. The agree‐ ment contained confidentiality provisions barring Aegis from sharing Life Spine’s confidential information or using it for 6 No. 21‐1649

any non‐contractual purpose. It further required Aegis to train its employees on complying with these provisions and provided that the obligations would “survive the expiration” of the agreement. In March 2018, Aegis held a kickoff meeting for L&K’s forthcoming expandable cage product, the AccelFix‐XT. Aegis brought a ProLift set to the meeting, and its surgeon consult‐ ants examined it.

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