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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
06/05/2012
Application #:
12391068
Filing Dt:
02/23/2009
Inventors:
Stanley L. Kaufman, Jeremy Kolb, Ricky L. Holm
Title:
DEVICE AND METHOD FOR SEPARATING AND INCREASING THE CONCENTRATION OF CHARGED PARTICLES IN A SAMPLED AEROSOL
Assignment: 1
Reel/Frame:
022422/0072Recorded: 03/19/2009Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/03/2009
Exec Dt:
03/03/2009
Exec Dt:
03/04/2009
Assignee:
500 CARDIGAN ROAD
SHOREVIEW, MINNESOTA 55126-3996
Correspondent:
JAMES H. PATTERSON
80 SOUTH EIGHTH STREET
4800 IDS CENTER
MINNEAPOLIS, MN 55402
Assignment: 2
Reel/Frame:
029169/0775Recorded: 10/22/2012Pages: 25
Conveyance:
SECURITY AGREEMENT
Assignors:
Exec Dt:
06/20/2012
Exec Dt:
06/20/2012
Exec Dt:
06/20/2012
Assignee:
249 FIFTH AVENUE
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
MICHAEL L. DEVER
301 GRANT STREET
20TH FLOOR
PITTSBURGH, PA 15219

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