Patents by Inventor Guiseppe Bertossa

Guiseppe Bertossa 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).

  • Process for the production of cobaltocen
    Patent number: 4320066
    Abstract: A process for the production of cobaltocen comprising reacting at least one cobalt alcoholate with cyclopentadiene in the presence of at least one alkaline catalyst is disclosed. The reaction product may be purified by various combinations of distillation, solution and filtration, and crystallization. Cobaltocen is a known compound useful as a catalyst and activator in various reactions.
    Type: Grant
    Filed: August 7, 1980
    Date of Patent: March 16, 1982
    Assignee: Inventa AG fur Forschung und Patentverwertung Zurich
    Inventor: Guiseppe Bertossa