Patent
   D602512
Priority
Oct 24 2008
Filed
Oct 24 2008
Issued
Oct 20 2009
Expiry
Oct 20 2023
Assg.orig
Entity
unknown
0
26
n/a
The ornamental design for a piston assembly, as shown and described.

FIG. 1 is a front perspective view of the piston assembly shown in a first position;

FIG. 2 is a top perspective view of the piston assembly shown in a first position;

FIG. 3 is a front elevation view of the piston assembly shown in a first position, with the rear elevation view being a mirror image of the front elevation view;

FIG. 4 is a right elevation view of the piston assembly shown in a first position;

FIG. 5 is a left elevation view of the piston assembly shown in a first position;

FIG. 6 is a top plan view of the piston assembly shown in a first position;

FIG. 7 is a bottom plan view of the piston assembly shown in a first position; and,

FIG. 8 is a front perspective view of the piston assembly shown in a second position.

The broken line in FIGS. 1, 35, 7, and 8 which define the bounds of the claimed design form no part thereof.

Walton, Frank A., Rasmussen, Jay A.

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 24 2008Dosmatic Usa, Inc.(assignment on the face of the patent)
Nov 20 2008WALTON, FRANK A , MR DOSMATIC USA, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0220210004 pdf
Nov 20 2008RASMUSSEN, JAY A , MR DOSMATIC USA, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0220210004 pdf
May 02 2011DOSMATIC U S A , INC Delaware Capital FormationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0262710306 pdf
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