River drive pipe plug apparatus

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Description

FIG. 1 is a side orthogonal view of a river drive pipe plug apparatus according to a fourth embodiment of the present design;

FIG. 2 is a top orthogonal view of the river drive pipe plug apparatus shown in FIG. 1;

FIG. 3 is a left perspective view of the river drive pipe plug apparatus shown in FIG. 1; and,

FIG. 4 is a right perspective view of the river drive pipe plug apparatus shown in FIG. 1.

The broken line showing is included for the purpose of illustrating environment and forms no part of the claimed design.

Claims

The new design for a river drive pipe plug apparatus, as shown and described.

Referenced Cited
U.S. Patent Documents
1808411 June 1931 Hinkston
2590860 April 1952 Hoebeke
3993103 November 23, 1976 Hammer
4493344 January 15, 1985 Mathison et al.
4848734 July 18, 1989 Ford
5035265 July 30, 1991 Chen
5044403 September 3, 1991 Chen
D341142 November 9, 1993 Rogers et al.
5297581 March 29, 1994 Godfrey
6883546 April 26, 2005 Kobylinski
6966343 November 22, 2005 Field
8758399 June 24, 2014 Fortson et al.
20060225801 October 12, 2006 Field
20110258834 October 27, 2011 Allen et al.
20140182728 July 3, 2014 Allen et al.
Other references
  • River Plugs, River Pipe Plug Apparatus, riverplugs.com, Searched Aug. 13, 2014, http://riverplugs.com/index.html.
  • Attwood 7526A7 T Handle Drain Plug, Drain Plug, toolking.com, Searched Aug. 12, 2014, http://www.toolking.com/attwood-7526a7-t-handle-drain-plug/.
Patent History
Patent number: D727468
Type: Grant
Filed: May 13, 2013
Date of Patent: Apr 21, 2015
Inventor: Charles Randall Childress (Stilwell, KS)
Primary Examiner: Eric Goodman
Assistant Examiner: Steven Czyz
Application Number: 29/454,601
Classifications
Current U.S. Class: Cap, Plug, Vent Or Screen (11) (D23/260)