Patent
   D581528
Priority
Jun 25 2007
Filed
Dec 21 2007
Issued
Nov 25 2008
Expiry
Nov 25 2022
Assg.orig
Entity
unknown
18
19
n/a
The ornamental design for a piston for syringe, as shown and described.

FIG. 1 is a perspective view of a piston for syringe showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational, right side elevational, and left side elevational views being identical thereto;

FIG. 3 is a top plan view thereof, the bottom plan view being identical thereto;

FIG. 4 is a sectional view thereof taken along line 44 of FIG. 3; and,

FIG. 5 is a perspective view thereof.

The broken lines are for illustrative purposes only and form no part of the claimed design.

Sudo, Masamichi

Patent Priority Assignee Title
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D932370, May 30 2017 Miner Enterprises, Inc.; Miner Enterprises, Inc Railcar side bearing pad
D935608, Mar 15 2019 CHIESI FARMACEUTICI S.P.A. Plunger for syringe
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Patent Priority Assignee Title
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Dec 11 2007SUDO, MASAMICHIDaikyo Seiko, LtdASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0203380399 pdf
Dec 21 2007DAIKYO SEIKO, LTD.(assignment on the face of the patent)
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