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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
12/10/2019
Application #:
15019389
Filing Dt:
02/09/2016
Publication #:
Pub Dt:
08/10/2017
Inventor:
Joseph A. Nitzken
Title:
CLEANING TUBESHEETS OF HEAT EXCHANGERS
Assignment: 1
Reel/Frame:
037718/0668Recorded: 02/11/2016Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/09/2016
Assignee:
5 NEPONSET STREET
P.O. BOX 15040
WORCESTER, MASSACHUSETTS 01615-0040
Correspondent:
LOCKE LORD LLP
P.O. BOX 55874
BOSTON, MA 02205
Assignment: 2
Reel/Frame:
058611/0688Recorded: 01/10/2022Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/30/2020
Assignee:
18000 STUDEBAKER ROAD
SUITE 400
CERRITOS, CALIFORNIA 90703
Correspondent:
LOCKE LORD LLP
111 HUNTINGTON AVENUE
BOSTON, MA 02205
Assignment: 3
Reel/Frame:
054486/0261Recorded: 11/20/2020Pages: 6
Conveyance:
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS
Assignor:
Exec Dt:
11/20/2020
Assignee:
135 S. LASALLE STREET
MAIL CODE: IL4-135-09-61
CHICAGO, ILLINOIS 60603
Correspondent:
MOORE & VAN ALLEN PLLC
100 NORTH TRYON STREET
SUITE 4700
CHARLOTTE, NC 28202-4003

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