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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
02/05/2008
Application #:
11223440
Filing Dt:
09/09/2005
Publication #:
Pub Dt:
03/09/2006
Inventors:
Benjamin Y.H. Liu, Daryl L. Roberts
Title:
PERSONAL MASK TEST SYSTEM
Assignment: 1
Reel/Frame:
016779/0084Recorded: 11/15/2005Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/21/2005
Exec Dt:
09/21/2005
Assignee:
5910 RICE CREEK PARKWAY
SUITE 300
SHOREVIEW, MINNESOTA 55126-5023
Correspondent:
Z. PETER SAWICKI
900 SECOND AVENUE SOUTH
SUITE 1400 - INTERNATIONAL CENTRE
MINNEAPOLIS, MN 55402-3319
Assignment: 2
Reel/Frame:
040613/0331Recorded: 11/14/2016Pages: 28
Conveyance:
GUARANTOR JOINDER AND ASSUMPTION AGREEMENT
Assignor:
Exec Dt:
10/31/2016
Assignee:
300 FIFTH AVENUE
THE TOWER AT PNC PLAZA
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
MICHAEL L. DEVER
301 GRANT STREET
20TH FLOOR
PITTSBURGH, PA 15219

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