Judge Profile

Donald E. Daybell

6 IP cases indexed. Covers patent matters.

Cases Presided Over

6 cases indexed | Page 1 of 1

patent terminated or settled

Minka Lighting, LLC v.Wangs Alliance Corporation

· IPR2024-01027

Minka Lighting and Wangs Alliance settled their IPR dispute over a lighting patent before the trial was instituted. The Board dismissed the petition and treated the settlement agreement as confidential.

patent instituted

VIVITRO LABS INC. v.BIOMEDICAL DEVICE CONSULTANTS & LABORATORIES OF COLORADO, LLC

· IPR2024-00320

VIVITRO LABS INC. successfully achieved institution at the PTAB for its IPR against Patent No. 9237935, challenging claims related to prosthetic heart valve testing systems. The Board found a reasonable likelihood of success over Dynatek regarding certain limitations, despite preliminary rejections on other grounds.

patent instituted

Askeladden L.L.C. v.--

· IPR2024-00915

The PTAB granted institution of IPR for U.S. Patent 7,480,637 against Jabaa L.L.C., finding Askeladden L.L.C. showed a reasonable likelihood of prevailing on claims related to biometric authentication.

patent instituted

Askeladden L.L.C. v.--

· IPR2024-00916

The PTAB granted institution of IPR for Askeladden L.L.C. against Jabaa, L.L.C., challenging claims 7-20 of patent 7480637 related to secure transaction authentication. The Board found a reasonable likelihood that the petitioner would prevail based on prior art combinations.

patent denied

T-Mobile USA, Inc. et al. v.Aspen Networks, Inc.

· IPR2025-00008

T-Mobile USA's IPR challenge against Aspen Networks regarding VoIP network routing claims was denied by the PTAB. The Board found that the petitioner failed to demonstrate a reasonable likelihood of success on its obviousness grounds, specifically concerning how SIP signaling sequences are maintained across network handoffs.

patent terminated or settled

VIVITRO LABS INC. v.BIOMEDICAL DEVICE CONSULTANTS & LABORATORIES OF COLORADO, LLC

· IPR2024-00320

Vivitro Labs and the patent owner settled their IPR dispute over a biomedical device patent, leading the Board to terminate the proceeding and keep the settlement confidential.

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