Unix Timeline: AT&T

1980 – Computer curb lifted for phone companies.

1982 – AT&T settles the Justice Department’s antitrust lawsuit.

1983 – AT&T, US agree on final aspects of Bell breakup.

1984 – AT&T announces debut in computer business.

1985 – AT&T introduces Unix PC.

1988 – Unix International to guide development of AT&T Unix System V.

1989 – Unix Software Operation to develop, market and license Unix System V.

1990 – AT&T renames Unix Software Operation Unix System Laboratories.

1991 – Unix System Laboratories announces common stock sale.

1993 – Novell Acquires Unix System Laboratories.