Strainer

- Oil Process Systems, Inc.
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Description

FIG. 1 is a perspective view of a strainer showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational view being substantially identical thereto;

FIG. 3 is a left side elevation view thereof, the right side elevational view being substantially identical thereto;

FIG. 4 is a bottom plan view thereof; and

FIG. 5 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D242418 November 1976 Friedman
1008527 November 1911 Courtwright
1016249 February 1912 Comtois
1028114 June 1912 Holton
1246291 November 1917 McHale et al.
1547761 July 1925 Kloehn
2027272 January 1936 Flood
2113153 April 1938 Jonassen
2610740 September 1952 Hunter
3436044 April 1969 Martinson
4052319 October 4, 1977 Friedman
4448686 May 15, 1984 Friedman
4462915 July 31, 1984 Friedman
Other references
  • Photograph of Strainer, Date unknown.
Patent History
Patent number: D302635
Type: Grant
Filed: May 19, 1986
Date of Patent: Aug 8, 1989
Assignee: Oil Process Systems, Inc. (Allentown, PA)
Inventor: Bernard Friedman (Allentown, PA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Terry A. Pfeffer
Law Firm: Lerner, David, Littenberg, Krumholz & Mentlik
Application Number: 6/865,241
Classifications
Current U.S. Class: D 7/47; D 7/68