Title:
Pipe coupling
United States Patent D493214


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:
29/190476
Publication Date:
07/20/2004
Filing Date:
09/22/2003
Assignee:
Victaulic Company of America (Easton, PA)
Primary Class:
Field of Search:
285/372, 285/417, 285/369, D23/259, D23/263, 285/373, D23/262
View Patent Images:
US Patent References:
6499771Mechanical pipe coupling with toothed retainerSnyder, Sr. et al.285/319
6106031Electrical fitting for conduit connectionGuginsky285/369
5695224Pipe joint assemblyGrenier285/104
5603530Grab ringsGuest285/105
5351999Pipe coupling arrangementHattori285/404
4586734Pipe joint assemblyGrenier285/340
4146252Pipe coupling arrangementBuda285/308
4073514Combination pipe fitting and retainer ringPate285/127
4047743Light walled conduitWeintraub et al.285/340
3459445PIPE FITTING AND METHOD OF MANUFACTUREParkhill285/302
3268244Universal couplerKotelly et al.285/235
D234847N/AHoffmanD23/262
D291482Pipe couplingVassallo et al.D23/262
D427668Sleeve couplingStout, Jr.D23/262
D430482Sleeve couplingStout, Jr.D8/382
D483094Pipe couplingWilk et al.D23/262
D483095Pipe couplingSnyder et al.D23/262
D483441Pipe couplingDole et al.D23/262



Other References:
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).
, copyright 2001 (1 page; downloaded Nov. 21, 2001).
IBP Group Web Site; web pages downloaded Mar. 15, 2000, including cuprofit®, >B 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. 29/172,654, filed Dec. 16, 2002, entitled Elbow 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 (Wilk, 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 et al.).
Primary Examiner:
Taylor, Robin V.
Attorney, Agent or Firm:
Synnestvedt & Lechner LLP
Claims:
1. The ornamental design for a pipe coupling, as shown and described.

Description:
FIG. 1 is a perspective view of a first embodiment of our design for a pipe coupling;

FIG. 2 is a side view of the pipe coupling shown in FIG. 1, the opposite side, the top and bottom views being identical thereto;

FIG. 3 is an end view of the pipe coupling shown in FIG. 1, the opposite end view being identical;

FIG. 4 is a perspective view of a second embodiment of our design for a pipe coupling;

FIG. 5 is a side view of the pipe coupling shown in FIG. 4, the opposite side, the top and bottom views being identical thereto; and,

FIG. 6 is an end view of the pipe coupling shown in FIG. 4, the opposite end view being identical.

The broken lines shown in FIGS. 4 and 6 are shown for illustrative purposes only and form no part of the claimed design.