Stock Photo - 29 August 2023, Thuringia, Jena: Markus Ortlieb, Head of the Jena Sub-Office of the German Patent and Trademark Office, is on the phone in his office. At a press conference, information was provided on the further expansion of the Jena office. Photo: Bodo Schackow/dpa. - Jena/Thuringia/Germany

Stock Photo: 29 August 2023, Thuringia, Jena: Markus Ortlieb, Head of the Jena Sub-Office of the German Patent and Trademark Office, is on the phone in his office.

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