Hi Isaac,
thanks for your best replay.
first contacted https://www.amazonsellerslawyer.com/amazon-intellectual-property/
Than spoke with their Patent attorney. It looks at the moment I am on safe side. Here si their link:
Lance G. Johnson
Johnson Legal PLLC
12545 White Drive
Fairfax, Virginia 22030
(p) 202-445-2000
(f) 888-492-1303
http://www.lgjlegal.com