Patents by Inventor Por Anavil

Por Anavil 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).

  • Writing instrument
    Patent number: D332627
    Type: Grant
    Filed: January 19, 1989
    Date of Patent: January 19, 1993
    Assignee: D.T.C. Industries Limited
    Inventors: Por Anavil, Julian M. H. Deeley
  • Writing instrument
    Patent number: D332963
    Type: Grant
    Filed: January 19, 1989
    Date of Patent: February 2, 1993
    Assignee: D.T.C. Industries Limited
    Inventors: Por Anavil, Julian M. H. Deeley
  • Ball point pen tip
    Patent number: D333152
    Type: Grant
    Filed: January 19, 1989
    Date of Patent: February 9, 1993
    Assignee: D.T.C. Industries Limited
    Inventors: Por Anavil, Julian M. H. Deeley
  • Ball-point pen tip
    Patent number: D340743
    Type: Grant
    Filed: January 19, 1989
    Date of Patent: October 26, 1993
    Assignee: D.T.C. Industries Limited
    Inventors: Por Anavil, Julian M. H. Deeley
  • Writing instrument
    Patent number: D342089
    Type: Grant
    Filed: December 4, 1991
    Date of Patent: December 7, 1993
    Assignee: D.T.C. Industries Limited
    Inventors: Por Anavil, Julian M. H. Deeley
  • Writing instrument
    Patent number: D342090
    Type: Grant
    Filed: December 4, 1991
    Date of Patent: December 7, 1993
    Assignee: D.T.C. Industries Limited
    Inventors: Por Anavil, Julian M. H. Deeley
  • Writing instrument
    Patent number: D342278
    Type: Grant
    Filed: December 4, 1991
    Date of Patent: December 14, 1993
    Assignee: D.T.C. Industries Limited
    Inventors: Por Anavil, Julian M. H. Deeley
  • Writing instrument
    Patent number: D342279
    Type: Grant
    Filed: December 4, 1991
    Date of Patent: December 14, 1993
    Assignee: D.T.C. Industries Limited
    Inventors: Por Anavil, Julian M. H. Deeley
  • Writing instrument
    Patent number: D359307
    Type: Grant
    Filed: August 2, 1991
    Date of Patent: June 13, 1995
    Assignee: D.T.C. Industries, Ltd.
    Inventors: Por Anavil, Julian M. H. Deeley
  • Soccer ball pen plunger
    Patent number: D408856
    Type: Grant
    Filed: January 23, 1997
    Date of Patent: April 27, 1999
    Assignee: D.T.C. Industries Public Company Limited
    Inventor: Por Anavil