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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
01/21/2020
Application #:
15671625
Filing Dt:
08/08/2017
Publication #:
Pub Dt:
11/23/2017
Inventors:
Ravi CHIDAMBARAN, Narendra Singh BISHT, Pavan RAINA
Title:
PROCESS FOR PURIFICATION OF PRODUCED WATER
Assignment: 1
Reel/Frame:
043472/0510Recorded: 09/01/2017Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
08/19/2014
Exec Dt:
08/12/2014
Exec Dt:
08/12/2014
Assignee:
ONE-FOUR COINS DRIVE
CANONSBURG, PENNSYLVANIA 15317
Correspondent:
DUANE A. STEWART III
ONE OXFORD CENTER
301 GRANT STREET, 20TH FLOOR
PITTSBURGH, PA 15219
Assignment: 2
Reel/Frame:
043889/0167Recorded: 09/18/2017Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/09/2016
Assignee:
ONE-FOUR COINS DRIVE
CANONSBURG, PENNSYLVANIA 15317
Correspondent:
DUANE A. STEWART III
301 GRANT STREET, 20TH FLOOR
ONE OXFORD CENTRE
PITTSBURGH, PA 15219
Assignment: 3
Reel/Frame:
055736/0491Recorded: 03/25/2021Pages: 21
Conveyance:
SECOND AMENDED AND RESTATED PATENT, TRADEMARK AND COPYRIGHT SECURITY AGREEMENT
Assignors:
Exec Dt:
02/16/2021
Exec Dt:
02/16/2021
Exec Dt:
02/16/2021
Exec Dt:
02/16/2021
Exec Dt:
02/16/2021
Assignee:
300 FIFTH AVENUE
THE TOWER AT PNC PLAZA
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
BRYAN H. OPALKO
501 GRANT STREET, SUITE 200
PITTSBURGH, PA 15219

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