Assignment of Assignor's Interest

Recorded: 2004-12-22 Pages: 3

Assignors

BURGIO, PAUL A.

Executed: 2004-09-27

WAGNER, INGO W.

Executed: 2004-12-14

Assignees

3M INNOVATIVE PROPERTIES COMPANY

P.O. BOX 33427, ST. PAUL, MINNESOTA, 55133-3427

3M ESPE AG

ESPE PLATZ, SEEFELD, GERMANY

Covered Property (1)

Dental Impression Tray with Impression Material Retainer

Patent: 6,875,016 →

Application: 10/295,540 →

Publication: US 2003/0180680

Related Assignments (2)

Other recorded transfers of the patent in this record — the chain of ownership.