Elbow pipe coupling
United States Patent D676941

Kluss, Bill (Forest Lake, AU)
Morwood, Greg (Burnley, AU)
Application Number:
Publication Date:
Filing Date:
Primary Class:
International Classes:
(IPC1-7): 2301
Field of Search:
D23/259, D23/262, D23/263, 285/369, 285/372, 285/373, 285/417, 285/133.11, 285/133.3, 285/133.21, 285/133, 285/179
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US Patent References:
D627863Bathtub overflow pipeNovember, 2010BallD23/262
D606388ConnectorDecember, 2009WerschmidtD8/382
D523123Elbow couplingJune, 2006Wilk et al.D23/262
D517666Elbow couplingMarch, 2006Wilk et al.D23/262
D482103Elbow couplingNovember, 2003Snyder et al.D23/263
D480787Elbow couplingOctober, 2003Wilk et al.D23/263
D481447Elbow couplingOctober, 2003Dole et al.D23/263
5971438Mobile vehicle sewage removal systemOctober, 1999Johnson285/12
5524674Inductive welding of thermoplastic pipeJune, 1996Platusich et al.138/113
D354801Pipe couplingJanuary, 1995Grant et al.D23/263
D296816Tube couplerJuly, 1988Budzinski et al.D23/263
D291481Elbow pipe fittingAugust, 1987Vassallo et al.D23/263
D166650N/AApril, 1952WarrenD23/263
2374815Spring couplingMay, 1945Haas, Jr.138/161
D135634N/AMay, 1943Stark et al.D23/263
D132939N/AJune, 1942CorleyD23/263
1897079Electric butt weldingFebruary, 1933Smith219/104
0899638N/ASeptember, 1908Vibber285/149.1

Primary Examiner:
Goodman, Eric
Attorney, Agent or Firm:
Bush, Kenneth M.
Walsh, Gerald M.
Bush Intellectual Property Law

1. We claim the ornamental design for an elbow pipe coupling, as shown and described.


FIG. 1 is a front, right, perspective view of an elbow pipe coupling showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

In the drawings, the broken line showing is to illustrate portions of the article and form no part of the claimed design.