Spirit Level Patents (Class D10/69)
  • Breakdown level
    Patent number: D319029
    Type: Grant
    Filed: June 27, 1989
    Date of Patent: August 13, 1991
    Inventor: Charlie Burt
  • Spirit level
    Patent number: D320360
    Type: Grant
    Filed: May 8, 1989
    Date of Patent: October 1, 1991
    Inventor: Donald F. Kennedy
  • Airplane level
    Patent number: D322581
    Type: Grant
    Filed: February 19, 1988
    Date of Patent: December 24, 1991
    Inventor: Al Heath
  • Vertical plumb tool
    Patent number: D323997
    Type: Grant
    Filed: October 3, 1988
    Date of Patent: February 18, 1992
    Assignee: Thomas K. Stevens
    Inventors: James C. Masters, Thomas K. Stevens
  • Level
    Patent number: D326059
    Type: Grant
    Filed: July 7, 1989
    Date of Patent: May 12, 1992
    Inventor: Gary E. Clark
  • Level
    Patent number: D326420
    Type: Grant
    Filed: December 7, 1989
    Date of Patent: May 26, 1992
    Inventor: Thomas Reitano
  • Hanger tool
    Patent number: D328698
    Type: Grant
    Filed: April 6, 1990
    Date of Patent: August 18, 1992
    Inventor: Timothy E. Worthington
  • Carpenter's level
    Patent number: D330682
    Type: Grant
    Filed: April 11, 1991
    Date of Patent: November 3, 1992
    Assignee: Wedge Innovations, Inc.
    Inventors: Andrew C. Butler, Edwin A. Seipp, III, Kevin J. Reeder, Blake R. Wharton
  • Level housing
    Patent number: D331025
    Type: Grant
    Filed: March 5, 1990
    Date of Patent: November 17, 1992
    Inventor: David J. Friddell
  • Post level
    Patent number: D332058
    Type: Grant
    Filed: November 19, 1991
    Date of Patent: December 29, 1992
    Assignee: Johnson Level & Tool Mfg. Co., Inc.
    Inventor: Richard J. Gruetzmacher
  • Lighted torpedo level
    Patent number: D332226
    Type: Grant
    Filed: December 18, 1991
    Date of Patent: January 5, 1993
    Assignee: Stanley Tools, a Division of The Stanley Works
    Inventors: Walter J. Hutchins, Robert E. Gautsch, John H. Wilcox
  • Level tool
    Patent number: D332411
    Type: Grant
    Filed: September 17, 1990
    Date of Patent: January 12, 1993
    Inventors: James C. Masters, Thomas K. Stevens
  • Level adapter for determining plumb
    Patent number: D332753
    Type: Grant
    Filed: July 18, 1990
    Date of Patent: January 26, 1993
    Inventor: Pierson Jones
  • Pipe bending level
    Patent number: D332754
    Type: Grant
    Filed: July 19, 1990
    Date of Patent: January 26, 1993
    Inventors: Philip D. Weldy, Robert Northern
  • Combination tool
    Patent number: D332755
    Type: Grant
    Filed: September 23, 1991
    Date of Patent: January 26, 1993
    Inventor: Frederick L. Beckner
  • Level
    Patent number: D333793
    Type: Grant
    Filed: November 13, 1990
    Date of Patent: March 9, 1993
    Inventor: Jerry D. Pratt
  • Combination foldable ruler and level
    Patent number: D333991
    Type: Grant
    Filed: July 1, 1991
    Date of Patent: March 16, 1993
    Inventor: David B. Lee
  • Container for plumb bob string
    Patent number: D336049
    Type: Grant
    Filed: September 23, 1991
    Date of Patent: June 1, 1993
    Inventor: Robert T. Patridge, Jr.
  • Angled liquid level
    Patent number: D336254
    Type: Grant
    Filed: May 21, 1990
    Date of Patent: June 8, 1993
    Inventors: John H. Bedell, Charles D. Mandracchia
  • Double level
    Patent number: D336255
    Type: Grant
    Filed: June 3, 1991
    Date of Patent: June 8, 1993
    Inventor: George M. Scolum
  • Combination level and template
    Patent number: D337279
    Type: Grant
    Filed: January 28, 1991
    Date of Patent: July 13, 1993
    Inventors: Charles C. Styles, Larry T. Stone
  • Level
    Patent number: D338414
    Type: Grant
    Filed: June 27, 1990
    Date of Patent: August 17, 1993
    Inventor: Peter J. Farrell, III
  • Stud finder
    Patent number: D339074
    Type: Grant
    Filed: November 22, 1991
    Date of Patent: September 7, 1993
    Assignee: Johnson Level & Tool Mfg. Co.
    Inventor: Jean G. Dufour
  • Combination level and protractor
    Patent number: D339076
    Type: Grant
    Filed: September 6, 1990
    Date of Patent: September 7, 1993
    Inventor: Joao M. Mussamatxa
  • Indicator mounting clip
    Patent number: D339535
    Type: Grant
    Filed: June 18, 1992
    Date of Patent: September 21, 1993
    Inventor: Scott A. Wilson
  • Universally directional level for installing cement blocks
    Patent number: D343131
    Type: Grant
    Filed: April 7, 1992
    Date of Patent: January 11, 1994
    Inventor: James Self
  • Hand level
    Patent number: D343363
    Type: Grant
    Filed: May 6, 1992
    Date of Patent: January 18, 1994
    Inventor: Randall J. Wright
  • Laser beacon
    Patent number: D348227
    Type: Grant
    Filed: July 13, 1992
    Date of Patent: June 28, 1994
    Assignee: Laser Alignment, Inc.
    Inventors: Edward G. Nielsen, Willard G. Vogelaar, Philip O. Gerard
  • Straight edge level
    Patent number: D348619
    Type: Grant
    Filed: February 16, 1993
    Date of Patent: July 12, 1994
    Assignee: The Stanley Works
    Inventor: Frederick S. Hansen
  • Tape square with level
    Patent number: D349462
    Type: Grant
    Filed: January 12, 1993
    Date of Patent: August 9, 1994
    Inventor: Dennis Douglas
  • Pole level indicator
    Patent number: D350293
    Type: Grant
    Filed: April 2, 1993
    Date of Patent: September 6, 1994
    Inventor: Tony Vincent
  • Level condition sensing and indicating unit for forklifts
    Patent number: D351111
    Type: Grant
    Filed: March 5, 1993
    Date of Patent: October 4, 1994
    Inventor: John W. Sheakley
  • Spirit level
    Patent number: D355134
    Type: Grant
    Filed: February 4, 1994
    Date of Patent: February 7, 1995
    Inventor: Donald F. Kennedy
  • Post level
    Patent number: D356047
    Type: Grant
    Filed: January 24, 1994
    Date of Patent: March 7, 1995
    Assignee: The Stanley Works
    Inventors: Robert L. Owens, Robert D. Zuraski
  • Level
    Patent number: D360371
    Type: Grant
    Filed: May 26, 1994
    Date of Patent: July 18, 1995
    Assignee: Macklanburg-Duncan Co.
    Inventors: William J. O'Hare, Stephen Rhodes
  • Level and measuring pole device
    Patent number: D362399
    Type: Grant
    Filed: August 15, 1994
    Date of Patent: September 19, 1995
    Inventor: Bruce Cameron
  • Level for hand-held items
    Patent number: D363033
    Type: Grant
    Filed: June 30, 1994
    Date of Patent: October 10, 1995
    Inventor: Ervis Doucet
  • Extrusion for a box beam level
    Patent number: D364104
    Type: Grant
    Filed: April 26, 1994
    Date of Patent: November 14, 1995
    Assignee: Johnson Level & Tool Mfg. Co., Inc.
    Inventor: William G. Johnson
  • Light level with magnet
    Patent number: D365768
    Type: Grant
    Filed: April 3, 1995
    Date of Patent: January 2, 1996
    Inventor: Salvador C. Rodriguez
  • Picture frame stabalizer
    Patent number: D368666
    Type: Grant
    Filed: September 26, 1994
    Date of Patent: April 9, 1996
    Inventor: Jerry Fonte
  • Putting aid
    Patent number: D369846
    Type: Grant
    Filed: May 9, 1995
    Date of Patent: May 14, 1996
    Inventor: Charles T. Jones
  • Laser bubble level
    Patent number: D371309
    Type: Grant
    Filed: August 4, 1995
    Date of Patent: July 2, 1996
    Inventor: James Webb
  • Pocket level
    Patent number: D385807
    Type: Grant
    Filed: March 28, 1996
    Date of Patent: November 4, 1997
    Assignee: Johnson Level & Tool Mfg. Co. Inc.
    Inventor: Richard J. Gruetzmacher
  • Level
    Patent number: D388344
    Type: Grant
    Filed: July 31, 1996
    Date of Patent: December 30, 1997
    Inventor: Glenn Johansson
  • Spirit level
    Patent number: D388719
    Type: Grant
    Filed: March 4, 1996
    Date of Patent: January 6, 1998
    Assignee: Kapro Industries Ltd.
    Inventor: Gabriel Kohner
  • Laser level
    Patent number: D389758
    Type: Grant
    Filed: November 27, 1996
    Date of Patent: January 27, 1998
    Assignee: Lasers for Construction, Inc.
    Inventor: Armand Motamed
  • Spirit level
    Patent number: D392198
    Type: Grant
    Filed: October 29, 1996
    Date of Patent: March 17, 1998
    Inventor: Philip George Doust
  • George Hutchins scalevel
    Patent number: D394818
    Type: Grant
    Filed: September 3, 1996
    Date of Patent: June 2, 1998
    Inventor: George Hutchins
  • Level
    Patent number: D395013
    Type: Grant
    Filed: April 14, 1997
    Date of Patent: June 9, 1998
    Inventor: James Webb
  • Rotary base assembly for laser levels
    Patent number: D396817
    Type: Grant
    Filed: December 11, 1997
    Date of Patent: August 11, 1998
    Inventor: James Webb