<s>
Telelogic	B-Language
AB	O
was	O
a	O
software	O
business	O
headquartered	O
in	O
Malmö	O
,	O
Sweden	O
.	O
</s>
<s>
Telelogic	B-Language
was	O
founded	O
in	O
1983	O
as	O
a	O
research	O
and	O
development	O
arm	O
of	O
Televerket	O
,	O
the	O
Swedish	O
department	O
of	O
telecom	O
(	O
now	O
part	O
of	O
TeliaSonera	O
)	O
.	O
</s>
<s>
Telelogic	B-Language
had	O
operations	O
in	O
22	O
countries	O
and	O
had	O
been	O
publicly	O
traded	O
since	O
1999	O
.	O
</s>
<s>
On	O
June	O
11	O
,	O
2007	O
,	O
IBM	O
announced	O
that	O
it	O
had	O
made	O
a	O
cash	O
offer	O
to	O
acquire	O
Telelogic	B-Language
.	O
</s>
<s>
On	O
March	O
5	O
,	O
2008	O
,	O
European	O
regulators	O
approved	O
the	O
acquisition	O
of	O
Telelogic	B-Language
by	O
the	O
Swedish	O
IBM	O
subsidiary	O
Watchtower	O
AB	O
.	O
</s>
<s>
On	O
April	O
28	O
,	O
2008	O
,	O
IBM	O
completed	O
its	O
purchase	O
of	O
Telelogic	B-Language
.	O
</s>
<s>
DOORS	B-Application
—	O
Requirements	O
tracking	O
tool	O
.	O
</s>
<s>
System	B-Application
Architect	I-Application
—	O
Enterprise	O
Architecture	O
and	O
Business	B-Architecture
Architecture	I-Architecture
modeling	O
tool	O
.	O
</s>
<s>
Tau	O
—	O
SDL	B-Application
and	O
UML	B-Application
modeling	I-Application
tool	I-Application
.	O
</s>
<s>
Synergy	B-Protocol
—	O
Task-based	O
version	B-Architecture
control	I-Architecture
and	O
configuration	B-General_Concept
management	I-General_Concept
system	O
.	O
</s>
<s>
Rhapsody	B-Protocol
—	O
Systems	O
engineering	O
and	O
executable	O
UML	B-Application
modeling	I-Application
tool	I-Application
.	O
</s>
<s>
IBM	O
sold	O
System	B-Application
Architect	I-Application
,	O
Focal	O
Point	O
and	O
several	O
other	O
software	O
products	O
to	O
UNICOM	O
Global	O
in	O
2016	O
.	O
</s>
<s>
Telelogic	B-Language
acquired	O
the	O
following	O
companies	O
between	O
1999	O
and	O
2007	O
:	O
</s>
