Patents by Inventor Jan Comelis VAN DER WAAL

Jan Comelis VAN DER WAAL has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • ACIDIC ELIMINATION FOR BIO-BASED AROMATICS
    Publication number: 20220363624
    Abstract: A process for the preparation of an aromatic product is disclosed which includes a step b) of contacting one or more intermediate compounds with a further acid to form the aromatic product. The intermediate compounds can be obtained in step a) that includes contacting a 7-oxabicyclo[2.2.1]hept-2-ene core structure with an acidic mixture. The amount of acid in step b) is higher than the amount of acid in step a).
    Type: Application
    Filed: October 5, 2020
    Publication date: November 17, 2022
    Applicant: Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
    Inventors: Marc CROCKATT, Jan Comelis VAN DER WAAL, Johan URBANUS