Title:
Elbow coupling
United States Patent D482103


Inventors:
Snyder Sr., Ronald R. (Schnecksville, PA)
Wilk Jr., Charles E. (Northampton, PA)
Thau Jr., Lawrence W. (Flemington, NJ)
Dole, Douglas R. (Whitehouse Station, NJ)
Application Number:
29/172660
Publication Date:
11/11/2003
Filing Date:
12/16/2002
Assignee:
Victaulic Company of America (Easton, PA)
Primary Class:
Field of Search:
285/133.21, 285/179.1, D23/263, 285/133.11, 285/179, D23/262
View Patent Images:
US Patent References:
6499771Mechanical pipe coupling with toothed retainerSnyder, Sr. et al.285/319
5695224Pipe joint assemblyGrenier285/104
5603530Grab ringsGuest285/105
4586734Pipe joint assemblyGrenier285/340
4073514Combination pipe fitting and retainer ringPate285/127
4047743Light walled conduitWeintraub et al.285/340
D132939N/ACorleyD23/263
D135634N/AStark et al.D23/263
D229409N/ALuckenbill et al.D23/263
D291481Elbow pipe fittingVassallo et al.D23/263
D355958Water closet mounting flangeTeskeyD23/263



Other References:
Reducing Elbows 90, AMC Anderson Metals Corporation catalog &num 6187; 1987.*
U.S. Appln. No. 10/007,951, filed Dec. 3, 2001, entitled “Mechanical Pipe Coupling Derived From a Standard Fitting” (Snyder Sr. et al).
U.S. Appln. No. 10/123,607, filed Apr. 16, 2002, entitled “Mechanical Pipe Coupling Derived From a Standard Fitting” (Snyder Sr. et al).
U.S. Appln. No. 10/299, 164, filed Nov. 19, 2002, entitled “Clamping Mechanical Pipe Coupling Derived From a Standard Fitting” (Snyder Sr. et al).
U.S. Appln. 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).
, copyright 2001 (1 page; downloaded Nov. 21, 2001).
IBP Group Web Site; web pages downloaded Mar. 15, 2000, including cuprofit®, >B U.S. Design Appln. No. 29/172,661, filed Dec. 16, 2002, entitled Pipe Coupling (Snyder Sr. et al).
U.S. Design Appln. No. 29/172,658, filed Dec. 16, 2002, entitled Tee Coupling (Snyder Sr. et al).
U.S. Design Appln. No. 29/172,657, filed Dec. 16, 2002, entitled Pipe Coupling (Dole et al).
U.S. Design Appln. No. 29/172,654, filed Dec. 16, 2002, entitled Elbow Coupling (Dole et al).
U.S. Design Appln. No. 29/172,645, filed Dec. 16, 2002, entitled Tee Coupling (Dole et al).
U.S. Design Appln. No. 29/172,659, filed Dec. 16, 2002, entitled Pipe Coupling (Wilk Jr. et al).
U.S. Design Appln. No. 29/172,644, filed Dec. 16, 2002, entitled Elbow Coupling (Wilk Jr. et al).
U.S. Design Appln. No. 29/172,643, filed Dec. 16, 2002, entitled Tee Coupling (Wilk Jr. et al).
Primary Examiner:
Taylor, Robin V.
Attorney, Agent or Firm:
Synnestvedt & Lechner LLP
Claims:
1. The ornamental design for an elbow coupling, as shown and described.

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.