IP Library › Granted Patent US 811,626
Granted Patent S1
US 811,626 · App. 29/470,878 · Granted Feb 27, 2018

Expanding wall channel

Inventor: Richard A. Sparks (Hotchkiss, CO)
Assignee: SWF Industrial, Inc.
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Quick Facts
Patent No.
US 811,626
App. No.
29/470,878
Granted
Feb 27, 2018
Kind
S1
Claims (1)

The ornamental design for an expanding wall channel, as shown and described.

Assignments (4)
RELEASE OF SECURITY INTEREST Recorded Jul 8, 2022
From: MICHAEL MARTENSEN, P.C.
To: SWF INDUSTRIAL, LLC
Reel/Frame 060465/0028 →
SECURITY INTEREST Recorded Jan 16, 2019
From: SWF INDUSTRIAL, LLC
To: MICHAEL C. MARTENSEN, P.C., DBA MARTENSEN IP
Reel/Frame 048035/0223 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 15, 2014
From: SPARKS, RICHARD A.
To: SWF INDUSTRIAL, LLC
Reel/Frame 032904/0328 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 31, 2013
From: SPARKS, RICHARD A.
To: SWF INDUSTRIAL, INC.
Reel/Frame 031864/0129 →