Patent Assignment
Reel/Frame 012171/0825
Assignment of Assignor's Interest
Recorded: 2001-09-19
Pages: 2
Assignors
SPENCE, GAVIN
Executed: 2001-09-10
SCHELLHAMER, ALAN
Executed: 2001-09-10
KUROWSKY, STEPHEN
Executed: 2001-09-12
Assignee
CALLAWAY CHEMICAL CORPORATION
P.O. BOX 9577, COLUMBUS, GEORGIA, 31908
Covered Property
(1)
Use of Acrylamide Copolymer to Reduce Stickies Deposits
Patent:
6,387,215 →
Application:
09/860,754 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Assignee's Name. Document Previously Recorded on Reel 012171 Frame 0826. Assignor Hereby Confrims the Assignment of the Entire Interest.
Jun 13, 2003
From: SPENCE, GAVIN; SCHELLHAMER, ALAN; KUROWSKY, STEPHEN
To: CALLAWAY CHEMICAL COMPANY
Reel/Frame 014172/0543 →
Assignment of Assignor's Interest
Aug 11, 2003
From: CALLAWAY CHEMICAL COMPANY
To: KEMIRA CHEMICALS, INC.
Reel/Frame 015116/0419 →