IP Library Assignment 030058/0319
Patent Assignment
Reel/Frame 030058/0319

Assignment of Assignor's Interest

Recorded: 2013-03-21 Pages: 3
Assignors
DUGGIRALA, PRASAD Y
Executed: 2013-03-11
LI, XIAOJIN HARRY
Executed: 2013-03-11
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563
Covered Property (1)
Cross-Linked Glycerol Based Polymers as Digestion Aids for Improving Wood Pulping Processes
Patent: 9,416,490 →
Application: 13/758,299 →
Publication: US 2013/0139981
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jun 21, 2017
From: NALCO COMPANY
To: NALCO COMPANY LLC
Reel/Frame 042939/0866 →
Assignment of Assignor's Interest Jul 28, 2017
From: NALCO COMPANY LLC
To: ECOLAB USA INC.
Reel/Frame 043133/0904 →