Updates on EPC, PCT, EPO case law and the e-EQE

T 1166/24-On the prohibition of the reformatio in peius (PRP)

by Daniel X. Thomas

22 Jun. 2026 2 comments 4 minutes CASELAW-EPO

EP 2 279 254 B1 relates to novel lipid formulations for nucleic acid delivery.

Brief outline of the case

A first decision of the OD has been set aside due to a SPV under Art 113(1), cf. T 505/20.

In a second decision of the OD,

Collapse Affidavits by former members of the boards / G 1/99 / G 9/92 / Prohibition of the reformatio in peius

by Daniel X. Thomas

04 Apr. 2026 0 comments 7 minutes CASELAW-EPO

EP 3 296 282 B1 relates to a method for producing hydrohalofluoroolefins

Brief outline of the case

The opponent appealed the OD’s decision to maintain the patent according to AR3.

The proprietor filed with the reply to the SGA, AR 3-3a+ 4- 4a+5-5a.