TREA

Elbow coupling

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Information

  • Patent Grant
  • D481447
  • Patent Number
    D481,447
  • Date Filed
    Monday, December 16, 2002
    21 years ago
  • Date Issued
    Tuesday, October 28, 2003
    20 years ago
Information
Abstract
Description




FIG. 1 is a perspective view of a first embodiment of our design for an elbow coupling;




FIG. 2 is a top view of the elbow coupling shown in FIG. 1;




FIG. 3 is a bottom view of the elbow coupling shown in FIG. 1;




FIG. 4 is a left side view of the elbow coupling shown in FIG. 1, the right side being shown in perspective in FIG. 1;




FIG. 5 is a front view of the elbow coupling shown in FIG. 1;




FIG. 6 is a rear view of the elbow coupling shown in FIG. 1;




FIG. 7 is a perspective view of a second embodiment of our design for an elbow coupling;




FIG. 8 is a top view of the elbow coupling shown in FIG. 7;




FIG. 9 is a bottom view of the elbow coupling shown in FIG. 7;




FIG. 10 is a left side view of the elbow coupling shown in FIG. 7, the right side being shown in perspective in FIG. 7;




FIG. 11 is a front view of the elbow coupling shown in FIG. 7; and,




FIG. 12 is a rear view of the elbow coupling shown in FIG. 7.




The broken lines in FIGS. 7, 9 and 11 are shown for illustrative purposes only and form no part of the claimed design.



Claims
  • The ornamental design for an elbow coupling, as shown and described.
US Referenced Citations (12)
Number Name Date Kind
D132939 Corley Jun 1942 S
D135634 Stark et al. May 1943 S
D229409 Luckenbill et al. Nov 1973 S
4047743 Weintraub et al. Sep 1977 A
4073514 Pate Feb 1978 A
4586734 Grenier May 1986 A
D291481 Vassallo et al. Aug 1987 S
D355958 Teskey Feb 1995 S
D374815 Snow Oct 1996 S
5603530 Guest Feb 1997 A
5695224 Grenier Dec 1997 A
6499771 Snyder, Sr. et al. Dec 2002 B1
Non-Patent Literature Citations (16)
Entry
Reducing Elbows 90, AMC Anderson Metals Corporation catalog #6187; 1987.*
U.S. patent application Ser. No. 10/007,951, filed Dec. 3, 2001, entitled “Mechanical Pipe Coupling Derived From a Standard Fitting” (Snyder, Sr. et al.).*
U.S. patent application Ser. No. 10/123,607, filed Apr. 16, 2002, entitled “Mechanical Pipe Coupling Derived From a Standard Fitting” (Snyder, Sr. et al.).*
U.S. patent application Ser. No. 10/299,164, filed Nov. 19, 2002, entitled “Clamping Mechanical Pipe Coupling Derived From a Standard Fitting” Snyder, Sr. et al.).*
U.S. patent application Ser. No. 10/299,281, filed Nov. 19, 2002, entitled “Triple-Expanded Mechanical Pipe Coupling Derived from a Standard Fitting” (Snyder, Sr. et al.).*
IMI Yorkshire Fittings Group Web Page, including Tectite Products and Installation (4 pages; downloaded Mar. 15, 2000).
cuprofit® Push-Fit for the Professionals, copyright 2001 (1 page; downloaded Nov. 21, 2001).
IBP Group Web Site; web pages downloaded Mar. 15, 2000, including cuprofit®, >B<press and DELCOP® products, all copyrighted 1998 IBP (12 pages total).
U.S. Design patent application Ser. No. 29/172,661, filed Dec. 16, 2002, entitled Pipe Coupling (Snyder, Sr. et al).
U.S. Design patent application Ser. No. 29/172, 660, filed Dec. 16, 2002, entitled Elbow Coupling (Snyder, Sr. et al).
U.S. Design patent application Ser. No. 29/172,658, filed Dec. 16, 2002, entitled Tee Coupling (Snyder, Sr. et al).
U.S. Design patent application Ser. No. 29/172,657, filed Dec. 16, 2002, entitled Pipe Coupling (Dole et al).
U.S. Design patent application Ser. No. 29/172,645, filed Dec. 16, 2002, entitled Tee Coupling (Dole et al).
U.S. Design patent application Ser. No. 29/172,659, filed Dec. 16, 2002, entitled Pipe Coupling (Wilke, Jr. et al).
U.S. Design patent application Ser. No. 29/172,644, filed Dec. 16, 2002, entitled Elbow Coupling (Wilk, Jr. et al).
U.S. Design patent application Ser. No. 29/172,643, filed Dec. 16, 2002, entitled Tee Coupling (Wilk, Jr. et al).