Patents by Inventor Joseph C. Bancroft

Joseph C. Bancroft 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).

  • Frame head
    Patent number: D345221
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: March 15, 1994
    Inventor: Joseph C. Bancroft
  • Glazing bead
    Patent number: D345428
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: March 22, 1994
    Inventor: Joseph C. Bancroft
  • Sill exterior trim
    Patent number: D345429
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: March 22, 1994
    Inventor: Joseph C. Bancroft
  • Exterior frame extension
    Patent number: D345808
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: April 5, 1994
    Inventor: Joseph C. Bancroft
  • Fixed panel head sill
    Patent number: D345809
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: April 5, 1994
    Inventor: Joseph C. Bancroft
  • Moving panel interlock jamb
    Patent number: D346034
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: April 12, 1994
    Inventor: Joseph C. Bancroft
  • Fixed panel interlock jamb
    Patent number: D346035
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: April 12, 1994
    Inventor: Joseph C. Bancroft
  • Exterior trim
    Patent number: D346225
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: April 19, 1994
    Inventor: Joseph C. Bancroft
  • Panel head sill jamb
    Patent number: D346226
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: April 19, 1994
    Inventor: Joseph C. Bancroft
  • Frame sill
    Patent number: D346452
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: April 26, 1994
    Inventor: Joseph C. Bancroft
  • Frame member
    Patent number: D346668
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: May 3, 1994
    Inventor: Joseph C. Bancroft
  • Upper vent sill
    Patent number: D346868
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: May 10, 1994
    Inventor: Joseph C. Bancroft
  • Upper vent head
    Patent number: D347286
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: May 24, 1994
    Inventor: Joseph C. Bancroft
  • Frame head jamb
    Patent number: D347700
    Type: Grant
    Filed: September 8, 1992
    Date of Patent: June 7, 1994
    Inventor: Joseph C. Bancroft
  • Rail element
    Patent number: D351667
    Type: Grant
    Filed: August 2, 1993
    Date of Patent: October 18, 1994
    Inventor: Joseph C. Bancroft
  • Sash element
    Patent number: D354820
    Type: Grant
    Filed: August 2, 1993
    Date of Patent: January 24, 1995
    Inventor: Joseph C. Bancroft
  • Frame element
    Patent number: D355720
    Type: Grant
    Filed: August 2, 1993
    Date of Patent: February 21, 1995
    Inventor: Joseph C. Bancroft
  • Pry guard frame element
    Patent number: D359812
    Type: Grant
    Filed: November 10, 1994
    Date of Patent: June 27, 1995
    Inventor: Joseph C. Bancroft
  • Add-on pry guard
    Patent number: D360038
    Type: Grant
    Filed: November 10, 1994
    Date of Patent: July 4, 1995
    Inventor: Joseph C. Bancroft
  • Pry guard header element
    Patent number: D363797
    Type: Grant
    Filed: November 10, 1994
    Date of Patent: October 31, 1995
    Inventor: Joseph C. Bancroft