Patent Assignment
Reel/Frame 038534/0417
Corrective Assignment to Correct the Name of Assignee Previously Recorded on Reel 038356 Frame 0883. Assignor(S) Hereby Confirms the Assignment.
Recorded: 2016-04-27
Pages: 7
Assignors
RANA, GEETA
Executed: 2015-04-27
GALLARDO, JULIAN M., III
Executed: 2015-04-27
TREVINO, MATTHEW
Executed: 2015-04-27
Assignee
ECOLAB USA INC.
370 NORTH WABASHA STREET, ECOLAB CENTER, ST. PAUL, MINNESOTA, 55102
Covered Properties
(2)
Development of a Novel High Temperature Stable Scavenger for Removal of Hydrogen Sulfide
Development of a Novel High Temperature Stable Scavenger for Removal of Hydrogen Sulfide
Application:
62/151,083 →
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 4, 2015
From: RANA, GEETA; GALLARDO, JULIAN M., III; TREVINO, MATTHEW
To: ECOLAB USA INC.
Reel/Frame 035554/0221 →
Assignment of Assignor's Interest
Apr 22, 2016
From: RANA, GEETA; GALLARDO, JULIAN M., III; TREVINO, MATTHEW
To: ECOLA USA INC.
Reel/Frame 038356/0883 →
Annual Renewal Showing Address Change
Jan 4, 2019
From: ECOLAB USA INC.
To: ECOLAB USA INC.
Reel/Frame 048645/0082 →
Security Interest
Jun 5, 2020
From: CHAMPIONX USA INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 053250/0001 →
Security Interest
Jun 5, 2020
From: CHAMPIONX USA INC.
To: BANK OF AMERICA, N.A.
Reel/Frame 052848/0368 →
Assignment of Assignor's Interest
Aug 27, 2020
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 053624/0124 →
Release of Security Interest
Jun 7, 2022
From: BANK OF AMERICA, N.A.
To: CHAMPIONX USA INC.
Reel/Frame 060304/0267 →
Assignment of Assignor's Interest
Dec 7, 2023
From: CHAMPIONX USA INC.
To: CHAMPIONX LLC
Reel/Frame 065799/0403 →
Release of Security Interest in Patents
Jul 17, 2025
From: JPMORGAN CHASE BANK, N.A.
To: CHAMPIONX LLC; APERGY ESP SYSTEMS, LLC; APERGY BMCS ACQUISITION CORP; HARBISON-FISCHER, INC.
Reel/Frame 072004/0019 →