US D581,528 S
Piston for syringe
Masamichi Sudo, Sumida-ku (Japan)
Assigned to Daikyo Seiko, Ltd., Tokyo (Japan)
Filed on Dec. 21, 2007, as Appl. No. 29/294,130.
Claims priority of application No. 2007-016926 (JP), filed on Jun. 25, 2007.
Term of patent 14 Years
LOC (8) Cl. 24 - 02
U.S. Cl. D24—130
OG exemplary drawing
 
The ornamental design for a piston for syringe, as shown and described.