Judge Profile

Lilan Ren

10 IP cases indexed. Covers patent matters.

Cases Presided Over

10 cases indexed | Page 1 of 1

patent terminated or settled

GLOBALFOUNDRIES Inc. et al. v.OAK IP LLC

· IPR2025-00889

Globalfoundries and Oak IP settled their IPR dispute before the Board instituted a trial. The Board granted the joint motion to terminate and treated the settlement agreement as confidential.

patent terminated or settled

GLOBALFOUNDRIES Inc. et al. v.OAK IP LLC

· IPR2025-01129

Globalfoundries and Oak IP LLC settled their IPR dispute over U.S. Patent 10,937,880 before the Board instituted trial. The Board granted the joint motion to terminate and treated the settlement agreement as confidential.

patent terminated or settled

GLOBALFOUNDRIES Inc. et al. v.OAK IP LLC

· IPR2025-01052

Globalfoundries and OAK IP settled their IPR dispute over U.S. Patent 9,905,691 before the Board instituted a trial. The settlement agreement was treated as confidential business information, and the proceeding was terminated.

patent instituted

Shenzhen Tuozhu Technology Co., Ltd. et al. v.Stratasys, Inc. et al.

· IPR2025-00311

The PTAB institution decision found Petitioner's arguments of obviousness under 35 U.S.C. § 103 sufficiently meritorious to proceed. The Board specifically noted that Claim 1 was likely unpatentable over Mazumder and Mori, adopting the petitioner’s definition of ordinary skill in the art.

patent instituted

Shenzhen Tuozhu Technology Co., Ltd. et al. v.Stratasys, Inc. et al.

· IPR2025-00321

The PTAB decided to institute the IPR petition challenging Patent No. 9,421,713 B2 based on grounds of anticipation and obviousness in additive manufacturing. The Board found a reasonable likelihood that Claim 1 is unpatentable as anticipated by prior art (Boyer).

patent instituted

Shenzhen Tuozhu Technology Co., Ltd. et al. v.Stratasys, Inc. et al.

· IPR2025-00531

The PTAB granted institution of IPR for Stratasys's 3D printing patent (9168698) after finding a reasonable likelihood that the petitioner would prevail over Warren. The trial will address obviousness claims based on various prior art references.

patent denied

Shenzhen Tuozhu Technology Co., Ltd. et al. v.Stratasys, Inc. et al.

· IPR2025-00585

The PTAB denied institution for IPR2025-00585, finding that the petitioner failed to demonstrate a reasonable likelihood that any asserted claims were unpatentable. The denial hinged on ambiguity in claim language and lack of teaching in the prior art regarding material property calculations.

patent instituted

Shenzhen Tuozhu Technology Co., Ltd. et al. v.Stratasys, Inc. et al.

· IPR2025-00257

The PTAB institution decision found a reasonable likelihood of unpatentability for claims in the '660 patent, relating to 3D printing. The Board relied heavily on obviousness (103) arguments using combinations of prior art references like Cable/Naware and Comb/Tummala.

patent instituted

Ajinomoto Co., Inc. v.AbTis Co., Ltd.

· IPR2025-00283

Ajinomoto Co., Inc. successfully convinced the PTAB to institute an IPR against AbTis Co., Ltd.'s patent (11896675) covering Antibody-Drug Conjugates (ADCs). The Board found sufficient evidence for institution on multiple grounds of anticipation and obviousness regarding claim 11.

patent instituted

Shenzhen Tuozhu Technology Co., Ltd. et al. v.Stratasys, Inc. et al.

· IPR2025-00438

The PTAB instituted an IPR trial, finding a reasonable likelihood of unpatentability for the petitioner, Shenzhen Tuozhu Technology Co., Ltd., against Stratasys, Inc. The grounds centered on 35 U.S.C. § 102 and § 103 regarding data tag-based automation in 3D printing.

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