Expanding wall channel

Inventor: Richard Alan Sparks (Hotchkiss, CO)

Assignee: SWF Industrial, LLC

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Claims (1)

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

Assignments (3)

RELEASE OF SECURITY INTEREST Recorded Jul 8, 2022

From: MICHAEL MARTENSEN, P.C.

To: SWF INDUSTRIAL, LLC

SECURITY INTEREST Recorded Jan 16, 2019

From: SWF INDUSTRIAL, LLC

To: MICHAEL C. MARTENSEN, P.C., DBA MARTENSEN IP

ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 23, 2014

From: SPARKS, RICHARD A.

To: SWF INDUSTRIAL, LLC