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United States Patent

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United States Patent D521,537
Jahnke ,   et al. May 23, 2006
Diamond-shaped face on diamond-shaped face on blowout preventers, valves, chokes, or the like
Claims
CLAIM The ornamental design for a diamond-shaped face on diamond-shaped face on blowout preventers, valves, chokes, or the like, as shown and described.
Inventors: Jahnke; Douglas A. (Houston, TX), Kemp; Leonard D. (Katy, TX)
Assignee: T-3 Property Holdings, Inc. (Houston, TX)
Appl. No.: D/210,780
Filed: July 21, 2004

Current U.S. Class: D15/138 ; D11/89
Current International Class: 1509
Field of Search: D15/138-139 D11/89-90 D21/484,489,499,504 D25/113 166/53,66,66.7,66.8,72,79,84.3,85.4,90.1,106,250.15,379 251/1.1-1.3 137/155 277/325-326

References Cited
U.S. Patent Documents
D498698 November 2004 Davidi
Primary Examiner: Davis; Antoine D.
Attorney, Agent or Firm: Locke Liddell & Sapp LLP
Description


FIG. 1 is a perspective view of a diamond-shaped face on illustrative diamond-shaped face on blowout preventers, valves, chokes, or the like.

FIG. 2 is a front view of the diamond-shaped face on blowout preventers, valves, chokes, or the like of FIG. 1.

FIG. 3 is a rear view of FIG. 2.

FIG. 4 is a top view of FIG. 2.

FIG. 5 is a bottom view of FIG. 2.

FIG. 6 is a left end view of FIG. 2.

FIG. 7 is a right end view of FIG. 2.

FIG. 8 is a perspective view of the diamond-shaped face on blowout preventers, valves, chokes, or the like on other illustrative diamond-shaped face on blowout preventers, valves, chokes, or the like.

FIG. 9 is a front view of the diamond-shaped face on blowout preventers, valves, chokes, or the like of FIG. 8.

FIG. 10 is a rear view of FIG. 8.

FIG. 11 is a top view of FIG. 8.

FIG. 12 is a bottom view of FIG. 8.

FIG. 13 is a left end view of FIG. 8; and,

FIG. 14 is a right end view of FIG. 8.

The broken lines of FIGS. 1-14 are for illustrative purposes only and form no part of the claimed design.

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