Tetrahedral turbine block

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a tetrahedral turbine block, showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a back elevation view thereof;

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a right side elevation view thereof.

The shading shown is indicative of surface contour and not surface ornamentation.

Claims

The ornamental design for a tetrahedral turbine block, as shown and described.

Referenced Cited
U.S. Patent Documents
3562077 February 1971 Raba
D258743 March 31, 1981 Ruga
D258744 March 31, 1981 Ruga
5036635 August 6, 1991 Lalvani
5448868 September 12, 1995 Lalvani
5593337 January 14, 1997 Lapointe
5628666 May 13, 1997 Tomczyk
5762336 June 9, 1998 Miller, Jr.
6059631 May 9, 2000 Maddock
6152797 November 28, 2000 David
6379212 April 30, 2002 Miller
6558065 May 6, 2003 Huang
6921314 July 26, 2005 Miller
7156392 January 2, 2007 Plein
7469898 December 30, 2008 Forakis
8157608 April 17, 2012 Stapleton
8650808 February 18, 2014 Hooper
8845381 September 30, 2014 Ziegler
8858232 October 14, 2014 Caverly
8979608 March 17, 2015 Hawthorne
9192875 November 24, 2015 Howard
Foreign Patent Documents
159837 October 2015 CA
Other references
  • “U.S. Appl. No. 29/491,955, Non Final Office Action mailed Dec. 4, 2015”, 7 pgs.
  • “Canadian Application Serial No. 159,837, Office Action mailed May 8, 2015”, 1 pg.
  • “Canadian Application Serial No. 159,837, Office Action mailed Dec. 12, 2014”, 2 pgs.
  • “Canadian Application Serial No. 159,837, Response filed Feb. 18, 2015 to Office Action mailed Dec. 12, 2014”, 2 pgs.
  • “Canadian Application Serial No. 159,837, Response filed Sep. 1, 2015 to Office Action mailed May 8, 2015”, 4 pgs.
  • “Chinese Application Serial No. 201430482861.9, Office Action mailed Jun. 4, 2015”, 2 pgs.
  • “Chinese Application Serial No. 201430482861.9, Response filed Aug. 19, 2015 to Office Action mailed Jun. 4, 2015”, 6 pgs.
  • “Chinese Application Serial No. 201430482861.9, Voluntary Amendment filed Feb. 11, 2015”, 3 pgs.
Patent History
Patent number: D763970
Type: Grant
Filed: May 29, 2014
Date of Patent: Aug 16, 2016
Inventor: T. Dashon Howard (Plymouth Meeting, PA)
Primary Examiner: Cynthia M Chin
Application Number: 29/492,264
Classifications
Current U.S. Class: Curved Or Folded (D21/492)