Assignment of Assignor's Interest

Recorded: 2001-11-09 Pages: 3

Assignors

MORTIMER, MARK DANIEL

Executed: 2001-09-10

PURDEY, JOHN ANTHONY

Executed: 2001-09-12

THRALE, DEBORAH SUSAN

Executed: 2001-09-21

SKUSE, DAVID ROBERT

Executed: 2001-10-08

Assignee

IMERYS MINERALS LIMITED

ST. AUSTELL, JOHN KEAY HOUSE, CORNWALL PL25 4DJ, ENGLAND, UNITED KINGDOM

Covered Property (1)

Production of Concentrated Carbonate Suspensions

Patent: 6,620,856 →

Application: 09/869,039 →

Related Assignments (1)

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