Weird that the patent for CoVFeFe is listed under Philip Morris and is said to have expired in January 2021.🧐
https://patents.google.com/patent/US6685882B2/en
US6685882B2 - Iron-cobalt-vanadium alloy - Google Patents
A high strength soft magnetic Fe-Co-V alloy, comprising, in weight %, (Fe+Co)>=88%, (Fe-Co)>=2% or (Co-Fe)>=2%, at least 30% Co, and satisfying one of the following three conditions: (1) 0.05 to 4% Mo and 1.5 to 10% V, or (2) (Fe-Co) or (C0-Fe)<=13 and at least 4% V, or (3) at ..
https://patents.google.com/patent/US6685882B2/en