IP Library › Granted Patent US 524,638
Granted Patent S1
US 524,638 · App. 29/207,725 · Granted Jul 11, 2006

Slotted hex washer screw head

Assignee: Malco Products, Inc.
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Quick Facts
Patent No.
US 524,638
App. No.
29/207,725
Granted
Jul 11, 2006
Kind
S1
Claims (1)

The ornamental design for a slotted hex washer screw head, as shown and described.

Assignments (2)
CHANGE OF NAME Recorded Jun 11, 2019
From: MALCO PRODUCTS, INC.
To: MALCO PRODUCTS, SBC
Reel/Frame 049429/0372 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 17, 2004
From: BERHOW, BRUCE L.
To: MALCO PRODUCTS, INC.
Reel/Frame 015491/0660 →