Patents by Inventor Michel Jalon

Michel Jalon 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).

  • Security markings, material provided with security marks, and apparatus to detect the security mark
    Patent number: 5118349
    Abstract: The invention concerns a security-marking procedure, an apparatus to sense a security marking, fiduciary documents provided with security markings, by resorting to rare-earth chelates consisting of at least two rare-earths and of which the fluorescence wavelengths vary as functions of temperature, and fiduciary document containing such chelate(s).
    Type: Grant
    Filed: February 9, 1990
    Date of Patent: June 2, 1992
    Assignee: Petrel
    Inventor: Michel Jalon
  • Security markings, material provided with security marks, and apparatus to detect the security mark
    Patent number: 4921534
    Abstract: The invention concerns a security-marking procedure, an apparatus to sense a security marking, fiduciary documents provided with security markings, by resorting to rare-earth chelates consisting of at least two rare-earths and of which the fluorescence wavelengths vary as functions of temperature, and fiduciary document containing such chelate(s).
    Type: Grant
    Filed: October 27, 1989
    Date of Patent: May 1, 1990
    Assignee: Petrel
    Inventor: Michel Jalon
  • Security fibers and other materials made luminescent by a dyeing process, processes for their manufacture and their applications
    Patent number: 4921280
    Abstract: The invention relates to security fibers and other allied materials made luminescent by a dyeing process employing rare-earth compounds and their applications in fiduciary documents and other materials requiring authentication.
    Type: Grant
    Filed: June 13, 1989
    Date of Patent: May 1, 1990
    Inventor: Michel Jalon
  • Security markings, material provided with security marks, and apparatus to detect the security mark
    Patent number: 4891505
    Abstract: The invention concerns a security-marking procedure, an apparatus to sense a security marking, fiduciary documents provided with security markings, by resorting to rare-earth chelates consisting of at least two rare-earths and of which the fluorescence wavelengths vary as functions of temperature, and fiduciary document containing such chelate(s).
    Type: Grant
    Filed: March 20, 1989
    Date of Patent: January 2, 1990
    Assignee: Petrel
    Inventor: Michel Jalon
  • Security markings, material provided with security marks, and apparatus to detect the security mark
    Patent number: 4833311
    Abstract: The invention concerns a security-marking procedure, an apparatus to sense a security marking, fiduciary documents provided with security markings, by resorting to rare-earth chelates consisting of at least two rare-earths and of which the fluorescence wavelengths vary as functions of temperature, and fiduciary document containing such chelate(s).
    Type: Grant
    Filed: July 16, 1987
    Date of Patent: May 23, 1989
    Assignee: Petrel
    Inventor: Michel Jalon
  • Security marking method, materials provided with security marks
    Patent number: 4736425
    Abstract: The invention relates to fiduciary documents and liquids requiring an authentication and a method of marking.The authentication is effected by producing a synthesis reaction of a fluorescent chelate in or on the materials to be authenticated.
    Type: Grant
    Filed: August 4, 1986
    Date of Patent: April 5, 1988
    Assignee: Petrel Company
    Inventor: Michel Jalon
  • Security fibers and other materials made luminescent by a dyeing process, processes for their manufacture and their applications
    Patent number: 4655788
    Abstract: The invention relates to security fibers and other allied materials made luminescent by a dyeing process employing rare-earth compounds and their applications in fiduciary documents and other materials requiring authentication.
    Type: Grant
    Filed: June 20, 1985
    Date of Patent: April 7, 1987
    Inventor: Michel Jalon