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Patent Assignment Abstract of Title
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Total Assignments: 6
Patent #:
Issue Dt:
08/22/2017
Application #:
13838352
Filing Dt:
03/15/2013
Publication #:
Pub Dt:
09/19/2013
Inventors:
Ravi Chidambaran, Narendra Singh Bisht, Pavan Raina
Title:
PROCESS FOR PURIFICATION OF PRODUCED WATER
Assignment: 1
Reel/Frame:
032438/0071Recorded: 03/12/2014Pages: 10
Conveyance:
ACKNOWLEDGEMENT OF SECURITY INTEREST IN PATENTS
Assignors:
Exec Dt:
03/07/2014
Exec Dt:
03/07/2014
Exec Dt:
03/07/2014
Assignee:
249 FIFTH AVENUE
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
BRYAN H. OPALKO
301 GRANT STREET, 20TH FLOOR
PITTSBURGH, PA 15219
Assignment: 2
Reel/Frame:
036089/0047Recorded: 07/10/2015Pages: 12
Conveyance:
ACKNOWLEDGEMENT OF SECURITY INTEREST IN PATENTS
Assignors:
Exec Dt:
03/07/2014
Exec Dt:
03/07/2014
Exec Dt:
03/07/2014
Assignee:
249 FIFTH AVENUE
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
BRYAN H. OPALKO
301 GRANT STREET, 20TH FLOOR
PITTSBURGH, PA 15219
Assignment: 3
Reel/Frame:
033608/0528Recorded: 08/26/2014Pages: 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 CENTRE
301 GRANT STREET, 20TH FLOOR
PITTSBURGH, PA 15219
Assignment: 4
Reel/Frame:
043072/0139Recorded: 06/30/2017Pages: 7
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/08/2016
Assignee:
ONE FOUR COINS DRIVE
CANONSBURG, PENNSYLVANIA 15317
Correspondent:
DUANE A. STEWART III
301 GRANT STREET
20TH FLOOR
PITTSBURGH, PA 15219
Assignment: 5
Reel/Frame:
041380/0058Recorded: 01/17/2017Pages: 21
Conveyance:
AMENDED AND RESTATED PATENT, TRADEMARK AND COPYRIGHT SECURITY AGREEMENT
Assignors:
Exec Dt:
12/22/2016
Exec Dt:
12/22/2016
Exec Dt:
12/22/2016
Exec Dt:
12/22/2016
Exec Dt:
12/22/2016
Assignee:
300 FIFTH AVENUE
THE TOWER AT PNC PLAZA
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
BRYAN H. OPALKO
301 GRANT STREET, 20TH FLOOR
PITTSBURGH, PA 15219
Assignment: 6
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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