Kirsch Research & Development, LLC

Kirsch asserted the '482 patent against GAF Materials. The court granted a stay on 2021-06-15 pending IPR.

Kirsch filed this action asserting the '482 patent against Atlas Roofing. The case was dismissed with prejudice by stipulated order entered 2021-11-10.

Kirsch asserted the '482 patent against Dörken Systems. Kirsch moved to dismiss, and the case was dismissed without prejudice, with parties bearing their own costs and fees.

Kirsch asserted the '482 patent against DuPont entities. The case was consolidated with No. 5:20-cv-00058 and terminated by stipulated dismissal with prejudice on 2021-11-15.

Kirsch asserted the '482 patent against FT Synthetics. The case was consolidated into No. 5:20-cv-00057 and dismissed with prejudice on 2021-11-15.

Kirsch asserted the '482 patent against BlueLinx. The case was dismissed with prejudice as to Kirsch's claims and without prejudice as to counterclaims via Rule 41 stipulation, each side bearing its own fees.

Kirsch asserted the '482 patent against IKO. A claim-construction order issued in 2021, and the case was stayed pending IPR; related IPR2022-00416 was denied institution on 2022-05-20.

Kirsch asserted the '482 patent against Tarco. The court granted in part a motion to dismiss on 2021-10-04, allowing direct infringement but dismissing induced/willful claims with leave to amend, then stayed the case pending IPR.

Kirsch asserted the '482 patent against CertainTeed. The court granted a stay (Dkt. 55).

Kirsch asserted the '482 patent against Continental Materials. The case had a stay posture and was later refiled in the Eastern District of Pennsylvania.

Kirsch asserted the '482 patent against GAF entities. The case was transferred to the District of New Jersey, continuing as No. 2:20-cv-13683-JMV.

Kirsch asserted the '482 patent against Intertape Polymer. The case was transferred to the Middle District of Florida, continuing as No. 8:20-cv-01982-T-33JSS.

Kirsch asserted the '482 patent against TAMKO. The court granted a stay (Dkt. 45).

Kirsch asserted the '482 patent against Owens Corning, Owens Corning Roofing & Asphalt, and InterWrap. The court granted a discretionary stay on 2020-08-10.

Kirsch asserted the '482 patent against System Components. The court granted a stay (Dkt. 25, 2020-08-10).

Kirsch asserted the '482 patent against Epilay. The court granted a stay (Dkt. 26).

Kirsch asserted the '482 patent against Underlayment Specialties Plus. The docket lists the cause as 15 U.S.C. § 1126, and the outcome was not confirmed.