Patent
   D326500
Priority
Aug 28 1989
Filed
Aug 28 1989
Issued
May 26 1992
Expiry
May 26 2006
Assg.orig
Entity
unknown
2
6
n/a
The ornamental design for a sealing plug for a monitoring well, as shown described.

FIG. 1 is a perspective view of a sealing plug for a monitoring well showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a front elevational view thereof, the rear view being a mirror image.

Pettesch, Martin C.

Patent Priority Assignee Title
D351013, Jan 15 1992 Cherne Industries Incorporated Mechanical inspection and sealing plug for a monitoring well
D683435, Sep 13 2010 VOIL TECH, L L C Plug
Patent Priority Assignee Title
3949787, Oct 21 1974 UNIVERSAL VALVE CO , INC Pipe cap
4014367, Oct 21 1974 UNIVERSAL VALVE CO , INC Pipe cap
4060100, May 10 1976 Closure for cylindrical pipe
4848458, Oct 03 1988 KAMKAP, INC Lockable well cap
4881597, May 17 1988 Environmentally safe locking cap for monitoring well
4921123, Apr 10 1989 Debris cap
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 16 1989PETTESCH, MARTIN C UNIVERSAL VALVE COMPANY, INC ASSIGNMENT OF ASSIGNORS INTEREST 0051170859 pdf
Aug 28 1989Universal Valve Company, Inc.(assignment on the face of the patent)
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