Geomatrix Systems, LLC v. Eljen Corporation

CourtDistrict Court, D. Connecticut
DecidedMarch 11, 2025
Docket3:20-cv-01900
StatusUnknown

This text of Geomatrix Systems, LLC v. Eljen Corporation (Geomatrix Systems, LLC v. Eljen Corporation) is published on Counsel Stack Legal Research, covering District Court, D. Connecticut primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Geomatrix Systems, LLC v. Eljen Corporation, (D. Conn. 2025).

Opinion

UNITED STATES DISTRICT COURT DISTRICT OF CONNECTICUT GEOMATRIX SYSTEMS, LLC, ) 3:20-cv-1900 (SVN) Plaintiff and Counterclaim Defendant, ) ) v. ) ) ELJEN CORPORATION, ) Defendant and Counterclaim Plaintiff. ) March 11, 2025

RULING ON DEFENDANT AND COUNTERCLAIM PLAINTIFF’S MOTION FOR RECONSIDERATION OF SUMMARY JUDGMENT ORDER Sarala V. Nagala, United States District Judge. On November 12, 2024, the Court issued an order denying Defendant and Counterclaim Plaintiff Eljen Corporation’s motion for summary judgment, and granting in part and denying in part Plaintiff and Counterclaim Defendant Geomatrix Systems, LLC’s motion for summary judgment. Geomatrix Sys., LLC v. Eljen Corp., No. 3:20-CV-1900 (SVN), 2024 WL 4753310 (D. Conn. Nov. 12, 2024). Eljen moves for reconsideration of the Court’s order that certain references it relied on for its invalidity defenses were not “printed publications” or in “public use or on sale” prior to the critical date. Eljen’s Mot. Recons., ECF No. 202. Specifically, Eljen argues that the Court ruled against Eljen on this issue based on a hearsay issue that Geomatrix did not raise and that the Court’s order overlooks controlling authority and data. For the following reasons, Eljen’s motion for reconsideration is GRANTED. I. PROCEDURAL BACKGROUND The Court assumes the parties’ familiarity with its order on their cross motions for summary judgment. See Geomatrix Sys., 2024 WL 4753310. Accordingly, the Court discusses only the additional procedural background necessary for this ruling. As relevant here, Geomatrix alleges that Eljen, one of its competitors, has infringed its U.S. Patent No. 9,174,863 (the “‘863 Patent”) relating to a technology used in septic leach fields. Id. at *1. Specifically, Geomatrix alleges that certain of Eljen’s “Mantis” line products infringe various claims of the ‘863 Patent. Id. In response, Eljen counters that it has not infringed the ‘863

Patent and counterclaims that the ‘863 Patent is invalid. Id. After reviewing both parties’ cross motions for summary judgment, the Court denied Eljen’s motion and granted in part and denied in part Geomatrix’s motion. Id. at *4. As to infringement, the Court concluded, as a matter of law, that Eljen’s “Mantis” line products infringe on the ‘863 Patent. Id. As to invalidity, the Court made four findings. First, the Court determined that neither party was entitled to summary judgment on the question of whether the ‘863 Patent is invalid for lack of written description of an “oblique angle.” Id. Second, the Court found in favor of Geomatrix that Eljen could not rely on certain prior art references for its anticipation theories, because Eljen had not sustained its burden of demonstrating that they are “printed publications” or were in public use or on sale prior to a certain critical date. Of the several references that the Court

previously found did not qualify as prior art references, only four are at issue in the present motion.1 Eljen’s Opening Br., ECF No. 202-1 at 6, 16. The Court additionally found that Eljen may not rely on any of those references to bring its obviousness theories, to the extent that any of its obviousness theories rely on them. Geomatrix, 2024 WL 4753310, at *4. Third, the Court concluded that Eljen may rely on reference combinations disclosed in its invalidity contentions and on its expert report, to the extent that the Court had not otherwise found that those references

1 The four are: (1) a paper authored by Dr. Rein Laak titled “Using In-Drains at Soil Clogging Infiltration Surface” for presentation at the 1988 International Summer Meeting of the American Society of Agricultural Engineers (“1988 In-Drains”); (2) a promotional publication authored by Dr. Laak in 1992 titled “In-Drains: Sand Filled 6” × 4’ W × 18” Long” (“1992 In-Drains”); (3) a product manual dated March 31, 1997 and written by Dr. Laak called, “Ruck L Fins”; and (4) Eljen’s Mini/Max product (“Mini/Max”), which was described in a brochure (“Mini/Max Brochure”) and letters from 2003 between Eljen’s agent and the Connecticut Department of Public Health (“Mini/Max Letters”) (collectively, the “Mini/Max References”). may not support an invalidity claim. Id. Fourth, the Court found that there were disputed issues of material fact concerning Eljen’s theory that U.S. Patent No. 8,104,994 had priority over the ‘863 Patent. Id. On November 15, 2024, Eljen timely filed its motion for reconsideration of the portion of

the Court’s order holding that certain references that Eljen relied on for its invalidity defenses were not “printed publications,” or “in public use or on sale more than a year before January 27, 2005, the critical date.” Geomatrix, 2024 WL 4753310, at *18–19; Eljen’s Opening Br. at 5. II. LEGAL STANDARD Local Rule 7(c)1 provides that a party may file a motion for reconsideration within seven days of the filing of a decision or order by the Court “setting forth concisely the controlling decisions or data the movant believes the Court overlooked.” D. Conn. L. Civ. R. 7(c)1. “The standard for granting such a motion is strict, and reconsideration will generally be denied unless the moving party can point to controlling decisions or data that the court overlooked—matters, in other words, that might reasonably be expected to alter the conclusion reached by the court.” Van

Buskirk v. United Grp. of Cos., Inc., 935 F.3d 49, 54 (2d Cir. 2019). Reconsideration is warranted “only when the [movant] identifies an intervening change of controlling law, the availability of new evidence, or the need to correct a clear error or prevent manifest injustice.” Cho v. Blackberry Ltd., 991 F.3d 155, 170 (2d Cir. 2021). A motion for reconsideration is “not a vehicle for relitigating old issues, presenting the case under new theories, securing a rehearing on the merits, or otherwise taking a second bite at the apple.” Analytical Survs., Inc. v. Tonga Partners, L.P., 684 F.3d 36, 52 (2d Cir. 2012). Nor is it a vehicle for “introducing new evidence that could have been adduced during the pendency of the underlying motion.” Palmer v. Sena, 474 F. Supp. 2d 353, 355 (D. Conn. 2007). III. DISCUSSION In the Court’s order on the parties’ cross motions for summary judgment, the Court granted in part Geomatrix’s motion insofar as it sought summary judgment that 1988 In-Drains, 1992 In- Drains, and Ruck L Fins are not printed publications and therefore may not serve as the bases for

Eljen’s anticipation and obviousness theories. Geomatrix, 2024 WL 4753310, at *18. In turn, the Court denied Eljen’s motion for summary judgment on the grounds that 1988 In-Drains anticipates or renders obvious the ‘863 Patent and that 1992 In-Drains, in combination with other references, made invention of the ‘863 Patent obvious. Id. The Court additionally ruled in Geomatrix’s favor that the Mini/Max is not prior art as a matter of law, having found that the product was not on sale or in public use prior to the critical date, January 27, 2005. Id. at *19. Eljen seeks reconsideration of these rulings in order to “prevent a manifest injustice and for the sake of efficiency.” Eljen’s Opening Br. at 19. For the reasons described below, the Court grants Eljen’s motion for reconsideration. A. Hearsay

In support of its argument that 1988 In-Drains, 1992 In-Drains, and Ruck L Fins are printed publications, Eljen relied primarily on a report by its expert, Mr. Pio Lombardo. Geomatrix, 2024 WL 4753310, at *15–18. Specifically, Mr.

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Geomatrix Systems, LLC v. Eljen Corporation, Counsel Stack Legal Research, https://law.counselstack.com/opinion/geomatrix-systems-llc-v-eljen-corporation-ctd-2025.