Elbow Or With Flow Direction Change Patents (Class D23/263)
  • Patent number: D293811
    Type: Grant
    Filed: September 26, 1984
    Date of Patent: January 19, 1988
    Inventors: James W. Bennington, Emmett G. Neal
  • Patent number: D296816
    Type: Grant
    Filed: October 2, 1985
    Date of Patent: July 19, 1988
    Assignee: Brass-Craft Manufacturing Company
    Inventors: Walter J. Budzinski, Manfred K. Kuttruff, Leo S. Stanish, Larry G. Turner
  • Patent number: D297043
    Type: Grant
    Filed: December 18, 1985
    Date of Patent: August 2, 1988
    Inventor: Donald W. Vander Wilt
  • Patent number: D298850
    Type: Grant
    Filed: October 7, 1985
    Date of Patent: December 6, 1988
    Assignee: Les Industries Provinciales Ltee
    Inventor: Michel Lanoue
  • Patent number: D301732
    Type: Grant
    Filed: January 23, 1986
    Date of Patent: June 20, 1989
    Inventor: Joanna Malagrida
  • Patent number: D304486
    Type: Grant
    Filed: February 24, 1986
    Date of Patent: November 7, 1989
    Assignee: Elder Valve, Inc.
    Inventors: Paul S. Elder, Harold E. Damratowski
  • Patent number: D305147
    Type: Grant
    Filed: April 18, 1988
    Date of Patent: December 19, 1989
    Inventor: Richard A. Samford
  • Patent number: D310406
    Type: Grant
    Filed: November 3, 1986
    Date of Patent: September 4, 1990
    Inventor: Rocco Cifaldi
  • Patent number: D321746
    Type: Grant
    Filed: June 23, 1988
    Date of Patent: November 19, 1991
    Inventor: Haggie I. Cockman
  • Patent number: D324727
    Type: Grant
    Filed: October 11, 1988
    Date of Patent: March 17, 1992
    Inventor: Carl K. Rowley
  • Patent number: D330584
    Type: Grant
    Filed: July 2, 1990
    Date of Patent: October 27, 1992
    Inventors: Eric G. Snoke, Mark R. Boytim
  • Patent number: D331277
    Type: Grant
    Filed: May 25, 1990
    Date of Patent: November 24, 1992
    Inventor: George E. Murphy
  • Patent number: D331798
    Type: Grant
    Filed: November 13, 1990
    Date of Patent: December 15, 1992
    Assignee: Klingbyle Heating & Cooling Ltd.
    Inventor: Gary Klingbyle
  • Patent number: D334050
    Type: Grant
    Filed: June 12, 1990
    Date of Patent: March 16, 1993
    Assignees: HB Schmidt & BG Schmidt Pty. Ltd., Northern Iron and Brass Foundry
    Inventor: Herbert Foxlee
  • Patent number: D337959
    Type: Grant
    Filed: January 3, 1991
    Date of Patent: August 3, 1993
    Assignee: Betz Laboratories, Inc.
    Inventors: Davie B. Lawhon, James C. Rodgers, George H. Alexander, Jr.
  • Patent number: D341191
    Type: Grant
    Filed: August 26, 1991
    Date of Patent: November 9, 1993
    Assignee: Friedrich Grohe Aktiengesellschaft
    Inventor: Odo Klose
  • Patent number: D342130
    Type: Grant
    Filed: January 31, 1992
    Date of Patent: December 7, 1993
    Assignee: Builder's Best, Inc.
    Inventors: Charles B. Anderson, Charles R. Kenrick
  • Patent number: D342782
    Type: Grant
    Filed: January 31, 1992
    Date of Patent: December 28, 1993
    Assignee: Builder's Best, Inc.
    Inventors: Charles B. Anderson, Charles R. Kenrick
  • Patent number: D343889
    Type: Grant
    Filed: May 16, 1991
    Date of Patent: February 1, 1994
    Inventor: Bobby B. Stonecypher
  • Patent number: D345413
    Type: Grant
    Filed: April 2, 1991
    Date of Patent: March 22, 1994
    Assignee: HMI Incorporated
    Inventor: Brad Brown
  • Patent number: D347271
    Type: Grant
    Filed: March 30, 1992
    Date of Patent: May 24, 1994
    Assignee: General Plastics, Inc.
    Inventors: John P. Inda, Joseph J. Inda
  • Patent number: D348097
    Type: Grant
    Filed: March 16, 1992
    Date of Patent: June 21, 1994
    Assignee: General Plastics, Inc.
    Inventors: John P. Inda, Joseph J. Inda
  • Patent number: D348723
    Type: Grant
    Filed: March 5, 1991
    Date of Patent: July 12, 1994
    Inventor: Ricky W. Carroll
  • Patent number: D353654
    Type: Grant
    Filed: June 16, 1993
    Date of Patent: December 20, 1994
    Inventor: William M. Cox
  • Patent number: D354553
    Type: Grant
    Filed: October 8, 1993
    Date of Patent: January 17, 1995
    Assignee: Mechanical Specialties, Inc.
    Inventor: Bruce J. Lange
  • Patent number: D354801
    Type: Grant
    Filed: January 9, 1992
    Date of Patent: January 24, 1995
    Assignee: Hepworth Building Products Limited
    Inventors: Alexander D. Grant, Ronald A. Ireland
  • Patent number: D355958
    Type: Grant
    Filed: May 16, 1994
    Date of Patent: February 28, 1995
    Assignee: Canplas Industries Ltd.
    Inventor: James E. Teskey
  • Patent number: D357061
    Type: Grant
    Filed: September 2, 1993
    Date of Patent: April 4, 1995
    Inventor: John W. Gifford
  • Patent number: D357731
    Type: Grant
    Filed: March 31, 1993
    Date of Patent: April 25, 1995
    Inventor: E-Shun Chih
  • Patent number: D357854
    Type: Grant
    Filed: December 13, 1993
    Date of Patent: May 2, 1995
    Inventor: Michael W. Payne
  • Patent number: D358202
    Type: Grant
    Filed: January 10, 1994
    Date of Patent: May 9, 1995
    Inventor: David E. Sisk
  • Patent number: D363115
    Type: Grant
    Filed: October 19, 1993
    Date of Patent: October 10, 1995
    Assignee: Lindab AB
    Inventor: Kenneth Lennartsson
  • Patent number: D363977
    Type: Grant
    Filed: February 10, 1994
    Date of Patent: November 7, 1995
    Assignee: Sofanou S.A.
    Inventor: Bernard Streit
  • Patent number: D371431
    Type: Grant
    Filed: February 10, 1994
    Date of Patent: July 2, 1996
    Assignee: Sofanou S.A.
    Inventor: Bernard Streit
  • Patent number: D373409
    Type: Grant
    Filed: February 28, 1994
    Date of Patent: September 3, 1996
    Inventors: Raymond Shifflet, Henrietta Shifflet
  • Patent number: D376416
    Type: Grant
    Filed: June 28, 1995
    Date of Patent: December 10, 1996
    Inventor: David E. Sisk
  • Patent number: D389562
    Type: Grant
    Filed: May 20, 1996
    Date of Patent: January 20, 1998
    Inventor: David John Picton
  • Patent number: D395485
    Type: Grant
    Filed: March 26, 1996
    Date of Patent: June 23, 1998
    Inventor: Ronald Edward Deaso, Sr.
  • Patent number: D396391
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: July 28, 1998
    Inventors: Philip Michael Rein, John Patrick Patton, Sr.
  • Patent number: D396525
    Type: Grant
    Filed: September 23, 1996
    Date of Patent: July 28, 1998
    Inventor: Lawrence A. Larimer
  • Patent number: D397890
    Type: Grant
    Filed: April 24, 1997
    Date of Patent: September 8, 1998
    Inventor: Victor M Kraft
  • Patent number: D402013
    Type: Grant
    Filed: November 15, 1997
    Date of Patent: December 1, 1998
    Assignee: National Diversified Sales, Inc.
    Inventor: Gordon Saffrey
  • Patent number: D406640
    Type: Grant
    Filed: March 11, 1996
    Date of Patent: March 9, 1999
    Assignee: Fumex AB
    Inventor: Johan Gustafsson
  • Patent number: D407804
    Type: Grant
    Filed: December 30, 1996
    Date of Patent: April 6, 1999
    Assignee: Combustion Engineering, Inc.
    Inventor: Mark P. LeBel
  • Patent number: D421644
    Type: Grant
    Filed: July 27, 1998
    Date of Patent: March 14, 2000
    Assignee: Builder's Best, Inc.
    Inventor: John L. Andersen
  • Patent number: D425612
    Type: Grant
    Filed: July 27, 1998
    Date of Patent: May 23, 2000
    Assignee: Builder's Best, Inc.
    Inventor: John L. Andersen