Release of Security Interest

Recorded: 2007-11-12 Received: 2007-11-12 Pages: 4

Assignor

COMERICA BANK

Executed: 2007-11-01

Assignee

BROOKTROUT INC.

75 PERSERVANCE WAY, HYANNIS, MA, 02601, UNITED STATES

Covered Properties (3)

Detecting and responding to barge ins during a prompt

Application: 11/118,910 →

Jitter Buffer Management

Application: 11/076,815 →

Universal Voice Browser Framework

Application: 10/346,549 →