Patent
   D676464
Priority
Apr 04 2012
Filed
Apr 04 2012
Issued
Feb 19 2013
Expiry
Feb 19 2027
Assg.orig
Entity
unknown
9
76
n/a
The ornamental design of casing centralizer having straight blades, substantially as shown and described.

FIG. 1 is a perspective view of a casing centralizer having straight blades showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view.

The broken lines showing a cylinder are included for the purposes of illustrating only and form no part of the claimed design.

Hansen, Mitchel D., Eldridge, Andrew M.

Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 05 2013HANSEN, MITCHEL D SUMMIT ENERGY SERVICES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0297640097 pdf
Feb 05 2013ELDRIDGE, ANDREW M SUMMIT ENERGY SERVICES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0297640097 pdf
Feb 23 2016SUMMIT ENERGY SERVICES, INC SUMMIT CASING SERVICES, LLCCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0421430201 pdf
Mar 31 2017SUMMIT CASING SERVICES, LLCMIDCAP BUSINESS CREDIT LLCSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0420910725 pdf
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