Patent Assignment
Reel/Frame 024618/0856
Assignment of Assignor's Interest
Recorded: 2010-06-30
Pages: 5
Assignors
KIROV, VENTZISLAV H.
Executed: 2006-04-07
SETHY, ANIL
Executed: 2006-04-07
SORENSEN, BRYAN L.
Executed: 2006-04-07
Assignee
PACKAGING CORPORATION OF AMERICA
250 SOUTH SHADDLE AVENUE, MUNDELEIN, ILLINOIS, 60060
Covered Property
(1)
Method of Pre-Treating Woodchips Prior to Mechanical Pulping