Patents by Inventor Bruce A. Reinhardt, deceased

Bruce A. Reinhardt, deceased 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).

  • Benzothiazole-containing two-photon chromophores exhibiting strong frequency upconversion
    Patent number: 6100405
    Abstract: There are provided asymmetrical two-photon chromophores of the formula:D--Ar--Awherein Ar is selected from the group consisting of ##STR1## wherein Fl is a fluorene group of the formula: ##STR2## wherein R.sub.1 and R.sub.2 are alkyl groups having 2 to 20 carbon atoms, and wherein R.sub.1 and R.sub.2 are the same or different;wherein D is ##STR3## wherein Q is selected from the group consisting of --H, --OH and --O--C.sub.x H.sub.2x+1, wherein x has a value of 1 to 10;and wherein A is selected from the group consisting of ##STR4## wherein Z is selected from the group consisting of --O-- and --S--.
    Type: Grant
    Filed: June 15, 1999
    Date of Patent: August 8, 2000
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Bruce A. Reinhardt, deceased, by Erin D. Reinhardt, administrator, by Jason A. Reinhardt, administrator, Ramamurthi Kannan