IP Library › Granted Patent US 706,397
Granted Patent S1
US 706,397 · App. 29/461,771 · Granted Jun 3, 2014

Portion of fluid end

Inventors: John E. Hawes (Southlake, TX); Mark D. Matzner (Burleson, TX)
Assignee: S.P.M. Flow Control, Inc.
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Quick Facts
Patent No.
US 706,397
App. No.
29/461,771
Granted
Jun 3, 2014
Kind
S1
Claims (1)

The ornamental design for a portion of fluid end, as shown and described.

Assignments (3)
CHANGE OF NAME Recorded Mar 15, 2022
From: S.P.M. FLOW CONTROL, INC.
To: SPM OIL & GAS INC.
Reel/Frame 059366/0664 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 9, 2014
From: MATZNER, MARK D.
To: S.P.M. FLOW CONTROL, INC.
Reel/Frame 031928/0820 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 9, 2014
From: HAWES, JOHN E.
To: S.P.M. FLOW CONTROL, INC.
Reel/Frame 031928/0915 →
Continuity (1)
Continuation 29399897 · Aug 19, 2011