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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
06/26/2018
Application #:
13238196
Filing Dt:
09/21/2011
Publication #:
Pub Dt:
09/27/2012
Inventor:
Stanley L. Kaufman
Title:
METHODS AND APPARATUS FOR DETECTING AIRBORNE MOLECULAR CONTAMINANTS
Assignment: 1
Reel/Frame:
027341/0158Recorded: 12/06/2011Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/02/2011
Assignee:
500 CARDIGAN ROAD
SHOREVIEW, MINNESOTA 55126
Correspondent:
PATTERSON THUENTE CHRISTENSEN PEDERSEN,
80 SOUTH 8TH STREET
4800 IDS CENTER
MINNEAPOLIS, MN 55402-2100
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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