Patents by Inventor Harishchandra P. NATU

Harishchandra P. NATU 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).

  • Publication number: 20170190835
    Abstract: Copolymers of PEEK and PEEK/PEK and methods of preparation thereof are provided. The melt temperatures of the PEEK copolymer and PEEK/PEK copolymer compositions are in the range of 350° C. to 420° C. The compositions are based on PEEK monomers biphenol and 4,4?-difluorobenzophenone with other PEEK co-monomers such as hydroquinone and PEK co-monomers such as 4-chloro-4?-hydroxybenzophenone, 4,4?-difluorobenzophenone and 4,4?-dihydroxybenzophenone.
    Type: Application
    Filed: March 17, 2017
    Publication date: July 6, 2017
    Inventors: Prakash D. TRIVEDI, Sanjay C. LIMAYE, Harishchandra P. NATU