Patents by Inventor Francoise Bertho

Francoise Bertho 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).

  • Organic compounds of the tetrathiafluvalene type which can be used to make langmuir-blodgett conducting films and method for their manufacture
    Patent number: 4900842
    Abstract: The invention pertains to organic compounds of the tetrahiafulvalene type made amphiphillic by substitution of the radicals R.sup.1 and R.sup.2 meeting one of the following conditions:R.sup.1 is a hydrophilic group and R.sup.2 is a hydrophobic group,R.sup.1 is a hydrophobic group and R.sup.2 is a hydrophilic group,R.sup.1 is an aromatic group and R.sup.2 is a group having a long carbon-containing chain with a hydrophobic nature and a hydrophilic end.These organic compounds can form Langmuir-Blodgett films which are made anisotropically conductive by doping.
    Type: Grant
    Filed: February 9, 1988
    Date of Patent: February 13, 1990
    Assignee: Thomson-CSF
    Inventors: Philippe Robin, Albert Robert, Francoise Bertho, Patrick Batail