IP Library › Granted Patent US 520,684
Granted Patent S1
US 520,684 · App. 29/212,629 · Granted May 9, 2006

Protective helmet

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Quick Facts
Patent No.
US 520,684
App. No.
29/212,629
Granted
May 9, 2006
Kind
S1
Claims (1)

We claim the ornamental design for a protective helmet, as shown and described.

Assignments (4)
SECURITY INTEREST Recorded Jul 24, 2020
From: WALTER SURFACE TECHNOLOGIES INCORPORATED
To: ANTARES CAPITAL LP, AS ADMINISTRATIVE AGENT
Reel/Frame 053304/0909 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2020
From: A.C.E. INTERNATIONAL COMPANY, INC.
To: WALTER SURFACE TECHNOLOGIES INCORPORATED
Reel/Frame 052108/0132 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 26, 2009
From: OPTICAL ENGINEERING COMPANY, LLC
To: A.C.E. INTERNATIONAL COMPANY, INC.
Reel/Frame 022732/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 22, 2004
From: MARTIN, EDWARD L.; WATKINS, JAMES
To: OPTICAL ENGINEERING COMPANY, LLC
Reel/Frame 015397/0579 →