Patent Assignment
Reel/Frame 013927/0176
Assignment of Assignor's Interest
Recorded: 2003-04-08
Pages: 3
Assignors
KIEFER, EILEEN A.
Executed: 2002-11-05
CAVALIERE, MARK
Executed: 2002-11-07
WOLF, ROGER P.
Executed: 2002-11-07
ZELLER, PAUL A.
Executed: 2002-11-07
Assignee
MINE SAFETY APPLIANCES COMPANY
121 GAMMA DRIVE, PITTSBURGH, PENNSYLVANIA, 15238
Covered Property
(1)
Respirator Facepieces
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 8, 2003
From: SCHMIDTKE, KLAUS
To: MSA EUROPE GMBH
Reel/Frame 013927/0411 →
Assignment of Assignor's Interest
Mar 13, 2014
From: MINE SAFETY APPLIANCES COMPANY, LLC
To: MSA TECHNOLOGY, LLC
Reel/Frame 032444/0471 →
Merger
Mar 13, 2014
From: MINE SAFETY APPLIANCES COMPANY
To: MINE SAFETY APPLIANCES COMPANY, LLC
Reel/Frame 032445/0190 →
Assignment of Assignor's Interest
Apr 23, 2019
From: MSA TECHNOLOGY, LLC
To: MSA APR IP COMPANY, LLC
Reel/Frame 048969/0851 →
Merger and Change of Name
Apr 24, 2019
From: MSA APR IP COMPANY, LLC; MINE SAFETY APPLIANCES COMPANY, LLC
To: MINE SAFETY APPLIANCES COMPANY, LLC
Reel/Frame 048977/0270 →