Patents by Inventor Dennis C. Westphal

Dennis C. Westphal 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).

  • Glider frame for double glider window
    Patent number: D436187
    Type: Grant
    Filed: April 6, 2000
    Date of Patent: January 9, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Jamb for double hung window
    Patent number: D436413
    Type: Grant
    Filed: June 7, 2000
    Date of Patent: January 16, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Glider frame for single glider
    Patent number: D436670
    Type: Grant
    Filed: February 4, 2000
    Date of Patent: January 23, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Construction glider frame for single glider window
    Patent number: D436671
    Type: Grant
    Filed: February 14, 2000
    Date of Patent: January 23, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Construction sill for double and single hung window
    Patent number: D436672
    Type: Grant
    Filed: February 28, 2000
    Date of Patent: January 23, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Bendable picture frame for picture window
    Patent number: D437061
    Type: Grant
    Filed: February 28, 2000
    Date of Patent: January 30, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Picture frame with J-channel for picture window
    Patent number: D437424
    Type: Grant
    Filed: April 6, 2000
    Date of Patent: February 6, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Glider frame for single glider window
    Patent number: D438644
    Type: Grant
    Filed: May 26, 2000
    Date of Patent: March 6, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Jamb for single hung window
    Patent number: D438645
    Type: Grant
    Filed: June 7, 2000
    Date of Patent: March 6, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Large sash lift rail for window
    Patent number: D438646
    Type: Grant
    Filed: June 9, 2000
    Date of Patent: March 6, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Vent stop for window
    Patent number: D439149
    Type: Grant
    Filed: February 4, 2000
    Date of Patent: March 20, 2001
    Assignee: CertainTeed Corporation
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • J-channel jamb for double hung window
    Patent number: D440323
    Type: Grant
    Filed: June 9, 2000
    Date of Patent: April 10, 2001
    Assignee: CertainTeed Corp.
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Construction jamb for double hung window
    Patent number: D440324
    Type: Grant
    Filed: June 9, 2000
    Date of Patent: April 10, 2001
    Assignee: CertainTeed Corp.
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Small sash rail for window
    Patent number: D440325
    Type: Grant
    Filed: June 9, 2000
    Date of Patent: April 10, 2001
    Assignee: CertainTeed Corp.
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • J-channel glider frame for single glider window
    Patent number: D440664
    Type: Grant
    Filed: June 2, 2000
    Date of Patent: April 17, 2001
    Assignee: CertainTeed Corp.
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Flush fin jamb for double hung window
    Patent number: D440665
    Type: Grant
    Filed: June 7, 2000
    Date of Patent: April 17, 2001
    Assignee: CertainTeed Corp.
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Construction jamb for single hung window
    Patent number: D440666
    Type: Grant
    Filed: June 7, 2000
    Date of Patent: April 17, 2001
    Assignee: CertainTeed Corp.
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Flush fin jamb for single hung window
    Patent number: D440667
    Type: Grant
    Filed: June 7, 2000
    Date of Patent: April 17, 2001
    Assignee: CertainTeed Corp.
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Replacement head for single hung window
    Patent number: D440668
    Type: Grant
    Filed: June 7, 2000
    Date of Patent: April 17, 2001
    Assignee: CertainTeed Corp.
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky
  • Replacement jamb for double hung window
    Patent number: D440669
    Type: Grant
    Filed: June 9, 2000
    Date of Patent: April 17, 2001
    Assignee: CertainTeed Corp.
    Inventors: Jerome Carl Habeck, Dennis C. Westphal, David S. Levine, Stanley Gursky