Assignment of Assignor's Interest

Recorded: 2006-05-12 Pages: 4

Assignor

ASTLE, THOMAS W.

Executed: 2006-05-01

Assignee

DOUGLAS MACHINE INC.

3404 IOWA STREET, ALEXANDRIA, MINNESOTA, 56308

Covered Properties (3)

Ultra High Throughput Bioassay Screening System

Patent: 6,878,345 →

Application: 09/198,018 →

Temperature Control System for Polymerase Chain Reaction

Patent: 6,537,752 →

Application: 09/425,070 →

Continuous Polymerase Chain Reaction Apparatus with Multiple Temperature Stations

Patent: 6,632,653 →

Application: 09/460,107 →

Related Assignments (1)

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