Title:
Filter cartridge
United States Patent D269294


Inventors:
Rakocy, William J. (Madison, CT)
Muller, Ronald L. (Old Saybrook, CT)
Application Number:
06/183683
Publication Date:
06/07/1983
Filing Date:
09/02/1980
Assignee:
North American Philips Corporation (New York, NY)
Primary Class:
Field of Search:
D23/139-167, 55/316, 55/467, 55/473, 55/498
View Patent Images:
US Patent References:
D244538Air filter, or similar articleMay, 1977Wharton et al.D23/149
3807144AIR RECTIFIERS, APPARATUS WITH PROCESSApril, 1974Graybill55/234
D218310N/AAugust, 1970RosenbergD23/149
D114666N/AMay, 1939ParkorD23/163



Primary Examiner:
Largen, James R.
Attorney, Agent or Firm:
Briody, Thomas A.
Streeter, William J.
Schneider, Rolf E.
Claims:
1. The ornamental design for a filter cartridge, as shown and described.

Description:

FIG. 1 is a top plan view of a filter cartridge showing our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a bottom plan view thereof; and

FIG. 4 is a cross-sectional view taken along the line 4--4 of FIG. 3.