IP Library › Granted Patent US 676,464
Granted Patent S1
US 676,464 · App. 29/417,511 · Granted Feb 19, 2013

Casing centralizer having straight blades

Inventors: Mitchel D. Hansen (Aledo, TX); Andrew M. Eldridge (Fort Worth, TX)
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Quick Facts
Patent No.
US 676,464
App. No.
29/417,511
Granted
Feb 19, 2013
Kind
S1
Claims (1)

The ornamental design of casing centralizer having straight blades, substantially as shown and described.

Assignments (3)
SECURITY INTEREST Recorded Apr 21, 2017
From: SUMMIT CASING SERVICES, LLC
To: MIDCAP BUSINESS CREDIT LLC
Reel/Frame 042091/0725 →
CHANGE OF NAME Recorded Apr 3, 2017
From: SUMMIT ENERGY SERVICES, INC.
To: SUMMIT CASING SERVICES, LLC
Reel/Frame 042143/0201 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 6, 2013
From: HANSEN, MITCHEL D.; ELDRIDGE, ANDREW M.
To: SUMMIT ENERGY SERVICES, INC.
Reel/Frame 029764/0097 →