Patent
   D398254
Priority
Jul 22 1997
Filed
Jul 22 1997
Issued
Sep 15 1998
Expiry
Sep 15 2012
Assg.orig
Entity
unknown
0
2
n/a
The ornamental design for a pneumatic test plug, as shown and described.

FIG. 1 is a lateral side view of the pneumatic test plug of my invention;

FIG. 2 is an end view of the pneumatic test plug of FIG. 1;

FIG. 3 is a view of the opposite end thereof;

FIG. 4 is a top view of the pneumatic test plug of FIG. 1; and,

FIG. 5 is a bottom view thereof.

Bevacco, Marc P.

Patent Priority Assignee Title
Patent Priority Assignee Title
5679904, Apr 30 1996 Gas Technology Institute Method and test plug for field testing pipe joints
117193,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 22 1997Cherne Industries Incorporated(assignment on the face of the patent)
Dec 05 1997BEVACCO, MARC P Cherne Industries IncorporatedDOCUMENT PREVIOUSLY RECORDED AT REEL 8676 FRAME 0701 CONTAINED AN ERROR IN SN 08070556, DOCMENT RERECORDED TO CORRECT ERROR ON STATED REEL 0088070868 pdf
Jul 16 2012Cherne Industries IncorporatedKEYBANK NATIONAL ASSOCIATION, AS COLLATERAL AGENTINTELLECTUAL PROPERTY SECURITY AGREEMENT0285970963 pdf
Feb 28 2014KEYBANK NATIONAL ASSOCIATION, AS COLLATERAL AGENTCherne Industries IncorporatedRELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0323800463 pdf
Feb 28 2014KEYBANK NATIONAL ASSOCIATION, AS COLLATERAL AGENTCherne Industries IncorporatedCORRECT PATENTS LISTED ON COVER SHEET PREVIOUSLY RECORDED AT REEL 032380 FRAME 04070324450258 pdf
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