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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
01/10/2017
Application #:
14031661
Filing Dt:
09/19/2013
Publication #:
Pub Dt:
03/27/2014
Inventors:
Benjamin Y. H. Liu, Virgil A. Marple, Francisco Romay, Lin Li
Title:
PARTICLE SAMPLING AND MEASUREMENT IN THE AMBIENT AIR
Assignment: 1
Reel/Frame:
031248/0122Recorded: 09/20/2013Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/19/2013
Exec Dt:
07/19/2013
Exec Dt:
07/19/2013
Exec Dt:
07/19/2013
Assignee:
5910 RICE CREEK PARKWAY
SHOREVIEW, MINNESOTA 55126
Correspondent:
Z. PETER SAWICKI
900 SECOND AVENUE SOUTH, SUITE 1400
MINNEAPOLIS, MN 55402
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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