Patent Assignment
Reel/Frame 029755/0835
Assignment of Assignor's Interest
Recorded: 2013-02-05
Pages: 3
Assignors
CHIDAMBARAN, RAVI
Executed: 2013-01-10
RAINA, PAVAN
Executed: 2013-01-10
BISHT, NARENDRA SINGH
Executed: 2013-01-10
Assignee
AQUATECH INTERNATIONAL CORPORATION
ONE-FOUR COINS DRIVE, CANONSBURG, PENNSYLVANIA, 15317
Covered Property
(1)
Neutralization and Precipitation of Silica from High pH Brines
Application:
13/561,258 →
Publication:
US 2013/0193077
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Acknowledgement of Security Interest in Patents
Mar 12, 2014
From: AQUATECH INTERNATIONAL CORPORATION; QUA GROUP, LLC; AQUATECH INTERNATIONAL SALES CORPORATION
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 032438/0071 →
Acknowledgement of Security Interest in Patents
Jul 10, 2015
From: AQUATECH INTERNATIONAL CORPORATION; QUA GROUP, LLC; AQUATECH INTERNATIONAL SALES CORPORATION
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 036089/0047 →
Amended and Restated Patent, Trademark and Copyright Security Agreement
Jan 17, 2017
From: AQUATECH INTERNATIONAL, LLC; QUA GROUP, LLC; AQUATECH INTERNATIONAL SALES CORPORATION; AQUATECH ENERGY SERVICES, LLC
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 041380/0058 →
Change of Name
Jun 30, 2017
From: AQUATECH INTERNATIONAL CORPORATION
To: AQUATECH INTERNATIONAL, LLC
Reel/Frame 043072/0139 →
Release of Security Interest
May 1, 2026
From: PNC BANK, NATIONAL ASSOCIATION
To: AQUATECH INTERNATIONAL CORPORATION; QUA GROUP, LLC; AQUATECH INTERNATIONAL SALES CORPORATION; AQUATECH INTERNATIONAL, LLC
Reel/Frame 075312/0234 →