Patent Assignment
Reel/Frame 020688/0333
Assignment of Added Inventor. Original Assigment Recorded on October 22, 2004 at Reel 015909 Frame 0604.
Recorded: 2008-03-19
Pages: 2
Assignor
MITRA, SUMITA B.
Executed: 2008-03-19
Assignee
3M INNOVATIVE PROPERTIES COMPANY
P.O. BOX 33427, ST. PAUL, MINNESOTA, 55133-3427
Covered Property
(1)
Dental Compositions Containing Nanofillers and Related Methods
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.