Doorknob assembly

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Description

FIG. 1 is a perspective view, taken from the front, top, and right side, of a doorknob assembly, in accordance with my new design;

FIG. 2 is a front elevational view of the doorknob assembly shown in FIG. 1;

FIG. 3 is a left side elevational view of the doorknob assembly shown in FIG. 1;

FIG. 4 is a right side elevational view of the doorknob assembly shown in FIG. 1;

FIG. 5 is a bottom plan view of the doorknob assembly shown in FIG. 1, the top plan view being identical thereto; and,

FIG. 6 is a rear elevational view of the doorknob assembly shown in FIG. 1.

The broken lines illustrate environmental structure which forms no part of the claimed design.

Claims

The ornamental design for a doorknob assembly, as shown and described.

Referenced Cited
U.S. Patent Documents
D82968 January 1931 Bales
D83157 January 1931 Graff
D108067 January 1938 Clemmons
2190951 February 1940 Roach
D131217 January 1942 Braun
2729485 January 1956 Schlage
D221431 August 1971 Petterson
D261726 November 10, 1981 Valli
D297356 August 23, 1988 Reid
D300299 March 21, 1989 Bellini
D306336 February 27, 1990 Oberdorfer
D319000 August 13, 1991 Pechar
5390517 February 21, 1995 Yamada
D356484 March 21, 1995 Scholl
5718468 February 17, 1998 Qureshi et al.
D444694 July 10, 2001 Alvarado
D457048 May 14, 2002 Zoerner et al.
D457415 May 21, 2002 Caspersz
6386602 May 14, 2002 Lan
D492571 July 6, 2004 Linares
D493088 July 20, 2004 Kelly
D521354 May 23, 2006 Gilbert et al.
D529783 October 10, 2006 Corcino
D532279 November 21, 2006 Bouroullec et al.
D534784 January 9, 2007 Veltz
D547634 July 31, 2007 Reithmeyer
D549545 August 28, 2007 Schneider
D557585 December 18, 2007 Linares
D621681 August 17, 2010 Roberts, III
Patent History
Patent number: D691451
Type: Grant
Filed: Oct 11, 2012
Date of Patent: Oct 15, 2013
Assignee: Hampton Products International Corporation (Foothill Ranch, CA)
Inventors: Steven T. Weathersby (Lake Forest, CA), John Kiechel (Oakland, CA), Sean Murphy (San Francisco, CA), Nasahn Adam Sheppard (Mill Valley, CA), James Sloss (Cambridge, MA), Andy Ward (San Francisco, CA)
Primary Examiner: Paula Greene
Application Number: 29/434,318
Classifications
Current U.S. Class: D8/302