Pivot bar component of a tiltable window sash Patent Grant Westphal , et al. September 3, 1 [CertainTeed Corporation]

Pivot bar component of a tiltable window sash

Westphal , et al. September 3, 1

Patent Grant D319576

U.S. patent number D319,576 [Application Number 07/297,532] was granted by the patent office on 1991-09-03 for pivot bar component of a tiltable window sash. This patent grant is currently assigned to CertainTeed Corporation. Invention is credited to Jonathan Piles, Dennis Westphal.

United States Patent	D319,576
Westphal , et al.	September 3, 1991

Pivot bar component of a tiltable window sash

Claims

The ornamental design for a pivot bar component of a tiltable window sash, as shown and described.

Inventors:	Westphal; Dennis (Galva, KS), Piles; Jonathan (McPherson, KS)
Assignee:	CertainTeed Corporation (Valley Forge, PA)
Appl. No.:	07/297,532
Filed:	January 13, 1989

Current U.S. Class:	D8/400
Field of Search:	;D8/330-331,339,341,342,343,400,402,499,323 ;49/165,176,181-182,194-195,453,456

References Cited [Referenced By]

U.S. Patent Documents


D263278	March 1982	Toohil et al.
2305411	December 1942	Fitzpatrick
3844066	October 1974	Nobes
3861082	January 1975	Dau
4079549	March 1978	Wood
4167835	September 1979	Nobes
4363190	December 1982	Anderson
4581850	April 1986	Simpson
4837975	June 1989	Simpson

Primary Examiner: Lucas; Susan J.
Assistant Examiner: Vinson; Brian N.
Attorney, Agent or Firm: Paul & Paul

Description

FIG. 1 is a top, front, and right side perspective view of a pivot bar component of a tiltable window sash showing our new design;

FIG. 2 is an enlarged top plan view thereof;

FIG. 3 is an enlarged front elevational view thereof, the rear being a mirror image of that shown;

FIG. 4 is an enlarged right side elevational view thereof;

FIG. 5 is an enlarged left side elevational view thereof;

FIG. 6 is an enlarged bottom plan view thereof; and

FIG. 7 is a top, front, and left side perspective view of an alternative embodiment thereof, the only difference being that the alternative embodiment is a mirror image of that shown in FIG. 1.

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