Assignment of Assignor's Interest

Recorded: 2010-03-04 Pages: 4

Assignor

GEFTER, PETER

Executed: 2010-02-24

Assignee

MKS INSTRUMENTS, INC.

90 INDUSTRIAL WAY, WILMINGTON, MASSACHUSETTS, 01887

Covered Property (1)

Separating contaminants from gas ions in corona discharge ionizers

Application: 61/337,701 →

Related Assignments (1)

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