Filter cartridge inlet grill pattern

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Description

FIG. 1 is a perspective view of the filter cartridge inlet grill pattern;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof; and,

FIG. 4 is a side view thereof, with all other side views being the same.

The broken line showing forms no portion of the claimed design. The shading is provided only to indicate the contour; it is not indicative of texture, et cetera.

Claims

The ornamental design for a filter cartridge inlet grill pattern, as shown and described.

Referenced Cited
U.S. Patent Documents
D313468 January 1, 1991 Chaney
D408907 April 27, 1999 Moreno
D413664 September 7, 1999 Keller et al.
D416321 November 9, 1999 Jane et al.
D427674 July 4, 2000 Moreno
D447552 September 4, 2001 Lee et al.
D451190 November 27, 2001 Chen et al.
D451594 December 4, 2001 Chen et al.
D451595 December 4, 2001 Chen et al.
D456505 April 30, 2002 Wolf et al.
D457618 May 21, 2002 Lee et al.
D460169 July 9, 2002 Anderson et al.
D466604 December 3, 2002 Harris et al.
D473299 April 15, 2003 Fecteau et al.
D474836 May 20, 2003 Chang
6575165 June 10, 2003 Cook et al.
D476725 July 1, 2003 Dushek et al.
D477659 July 22, 2003 Gieseke et al.
D485224 January 13, 2004 Yun
D506551 June 21, 2005 Booth et al.
D513437 January 3, 2006 Wilhelm
D531952 November 14, 2006 Sands
20020069762 June 13, 2002 Estkowski
Patent History
Patent number: D555777
Type: Grant
Filed: Aug 28, 2006
Date of Patent: Nov 20, 2007
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Jason L. Aveldson (Prior Lake, MN), Thomas W. Holmquist-Brown (St. Paul, MN), Jeffrey A. Eyberg (Oakdale, MN)
Primary Examiner: Louis Zarfas
Assistant Examiner: David G. Muller
Attorney: Karl G. Hanson
Application Number: 29/248,670
Classifications
Current U.S. Class: Filter (D23/365)