<s>
In	O
2006	O
,	O
a	O
branding	O
issue	O
developed	O
when	O
Mike	O
Connor	O
,	O
representing	O
the	O
Mozilla	O
Corporation	O
,	O
requested	O
that	O
the	O
Debian	O
Project	O
comply	O
with	O
Mozilla	O
standards	O
for	O
use	O
of	O
the	O
Thunderbird	B-Application
trademark	O
when	O
redistributing	O
the	O
Thunderbird	B-Application
software	O
.	O
</s>
<s>
At	O
issue	O
were	O
modifications	O
not	O
approved	O
by	O
the	B-Operating_System
Mozilla	I-Operating_System
Foundation	I-Operating_System
,	O
when	O
the	O
name	O
for	O
the	O
software	O
remained	O
the	O
same	O
.	O
</s>
<s>
The	O
Debian	O
Project	O
subsequently	O
rebranded	O
the	O
Mozilla	B-Application
Firefox	I-Application
program	O
,	O
and	O
other	O
software	O
released	O
by	O
Mozilla	O
,	O
so	O
that	O
Debian	O
could	O
distribute	O
modified	O
software	O
without	O
being	O
bound	O
by	O
the	O
trademark	O
requirements	O
that	O
the	B-Operating_System
Mozilla	I-Operating_System
Foundation	I-Operating_System
had	O
invoked	O
.	O
</s>
<s>
The	O
new	O
names	O
established	O
by	O
Debian	O
were	O
Iceweasel	O
for	O
Mozilla	B-Application
Firefox	I-Application
,	O
Icedove	B-Operating_System
for	O
Mozilla	B-Application
Thunderbird	I-Application
,	O
and	O
Iceape	B-Operating_System
for	O
SeaMonkey	B-Language
.	O
</s>
<s>
In	O
July	O
2007	O
,	O
Iceowl	O
,	O
a	O
rebranded	O
version	O
of	O
Mozilla	B-Language
Sunbird	I-Language
,	O
was	O
added	O
to	O
the	O
unstable	O
branch	O
of	O
Debian	O
.	O
</s>
<s>
Debian	O
's	O
Iceweasel	O
,	O
Icedove	B-Operating_System
,	O
Iceowl	O
,	O
and	O
Iceape	B-Operating_System
were	O
based	O
on	O
Mozilla	B-Application
's	I-Application
Firefox	I-Application
,	O
Thunderbird	B-Application
,	O
Sunbird	O
,	O
and	O
SeaMonkey	B-Language
,	O
respectively	O
.	O
</s>
<s>
The	O
rebranded	O
products	O
still	O
used	O
some	O
Internet-based	O
services	O
from	O
Mozilla	O
,	O
including	O
the	O
Mozilla	O
plugin	B-Application
finder	O
service	O
,	O
and	O
Mozilla	O
add-ons	O
and	O
their	O
update	O
notifications	O
.	O
</s>
<s>
There	O
was	O
also	O
no	O
change	O
to	O
how	O
non-free	O
components	O
,	O
such	O
as	O
Flash	O
,	O
were	O
found	O
or	O
used	O
.	O
</s>
<s>
Iceape	B-Operating_System
was	O
a	O
free	B-Application
software	I-Application
Internet	B-Protocol
suite	I-Protocol
based	O
on	O
SeaMonkey	B-Language
.	O
</s>
<s>
It	O
was	O
developed	O
by	O
the	O
Debian	O
Mozilla	O
Team	O
in	O
unison	O
with	O
the	O
SeaMonkey	B-Language
Council	O
's	O
work	O
on	O
their	O
release	O
,	O
but	O
in	O
accordance	O
with	O
Debian	O
's	O
policy	O
of	O
only	O
using	O
free	B-Application
content	O
,	O
copyrighted	O
artwork	O
and	O
proprietary	B-Application
plug-ins	B-Application
were	O
omitted	O
.	O
</s>
<s>
A	O
temporary	O
lack	O
of	O
community	O
development	O
support	O
resulted	O
in	O
Iceape	B-Operating_System
being	O
absent	O
from	O
the	O
repository	O
for	O
Debian	O
5	O
(	O
"	O
Lenny	O
"	O
)	O
,	O
though	O
the	O
and	O
libraries	O
remained	O
available	O
.	O
</s>
<s>
As	O
of	O
December	O
2013	O
,	O
the	O
Iceape	B-Operating_System
package	O
was	O
no	O
longer	O
being	O
maintained	O
by	O
the	O
Debian	O
project	O
and	O
users	O
were	O
encouraged	O
to	O
migrate	O
to	O
other	O
packages	O
for	O
security	O
patches	O
.	O
</s>
<s>
Icedove	B-Operating_System
was	O
the	O
Debian	O
project	O
's	O
rebranded	O
version	O
of	O
the	O
Mozilla	B-Application
Thunderbird	I-Application
e-mail	O
client	O
.	O
</s>
<s>
In	O
February	O
2017	O
,	O
Thunderbird	B-Application
packages	O
were	O
reintroduced	O
into	O
the	O
Debian	O
repositories	O
,	O
and	O
on	O
April	O
20	O
,	O
2017	O
,	O
the	O
Icedove	B-Operating_System
package	O
in	O
Debian	O
Stable	O
was	O
de-branded	O
back	O
to	O
Thunderbird	B-Application
.	O
</s>
<s>
Iceowl	O
was	O
a	O
calendar	B-Application
application	I-Application
distributed	O
by	O
the	O
Debian	O
project	O
.	O
</s>
<s>
It	O
was	O
based	O
on	O
Mozilla	B-Language
Sunbird	I-Language
,	O
but	O
was	O
made	O
entirely	O
of	O
free	B-Application
software	I-Application
.	O
</s>
<s>
The	O
Lightning	B-Language
calendar	B-Application
extension	O
for	O
Mozilla	B-Application
Thunderbird	I-Application
was	O
rebranded	O
as	O
Iceowl	O
Extension	O
.	O
</s>
<s>
Mozilla	B-Operating_System
Foundation	I-Operating_System
owns	O
the	O
trademark	O
"	O
Firefox	B-Application
"	O
and	O
claims	O
the	O
right	O
to	O
deny	O
the	O
use	O
of	O
the	O
name	O
and	O
other	O
trademarks	O
to	O
unofficial	O
builds	O
.	O
</s>
<s>
The	O
Debian	B-License
Free	I-License
Software	I-License
Guidelines	I-License
are	O
used	O
by	O
the	O
Debian	O
project	O
to	O
determine	O
whether	O
a	O
license	O
is	O
a	O
free	B-Application
license	O
,	O
which	O
in	O
turn	O
is	O
used	O
to	O
determine	O
whether	O
something	O
can	O
be	O
included	O
in	O
Debian	O
.	O
</s>
<s>
During	O
this	O
debate	O
,	O
the	O
name	O
"	O
Iceweasel	O
"	O
was	O
coined	O
to	O
refer	O
to	O
rebranded	O
versions	O
of	O
Firefox	B-Application
.	O
</s>
<s>
It	O
was	O
intended	O
as	O
a	O
parody	O
of	O
"	O
Firefox	B-Application
"	O
.	O
</s>
<s>
"	O
Iceweasel	O
"	O
was	O
subsequently	O
used	O
as	O
the	O
example	O
name	O
for	O
a	O
rebranded	O
Firefox	B-Application
in	O
the	O
Mozilla	O
Trademark	O
Policy	O
,	O
and	O
became	O
the	O
most	O
commonly	O
used	O
name	O
for	O
a	O
hypothetical	O
rebranded	O
version	O
of	O
Firefox	B-Application
.	O
</s>
<s>
The	O
term	O
"	O
ice	B-Application
weasel	I-Application
"	O
appeared	O
earlier	O
in	O
a	O
line	O
which	O
Matt	O
Groening	O
fictionally	O
attributed	O
to	O
Friedrich	O
Nietzsche	O
:	O
"	O
Love	O
is	O
a	O
snowmobile	O
racing	O
across	O
the	O
tundra	O
and	O
then	O
suddenly	O
it	O
flips	O
over	O
,	O
pinning	O
you	O
underneath	O
.	O
</s>
<s>
At	O
night	O
,	O
the	O
ice	B-Application
weasels	I-Application
come.	O
"	O
</s>
<s>
Debian	O
was	O
initially	O
given	O
permission	O
to	O
use	O
the	O
trademarks	O
,	O
and	O
adopted	O
the	O
Firefox	B-Application
name	O
.	O
</s>
<s>
However	O
,	O
because	O
the	O
artwork	O
in	O
Firefox	B-Application
had	O
a	O
proprietary	B-Application
copyright	O
license	O
which	O
was	O
not	O
compatible	O
with	O
the	O
Debian	B-License
Free	I-License
Software	I-License
Guidelines	I-License
,	O
the	O
substituted	O
logo	O
had	O
to	O
remain	O
.	O
</s>
<s>
In	O
February	O
2006	O
,	O
Mike	O
Connor	O
,	O
representing	O
the	O
Mozilla	O
Corporation	O
,	O
wrote	O
to	O
the	O
Debian	O
bug	O
tracker	O
and	O
informed	O
the	O
project	O
that	O
Mozilla	O
did	O
not	O
consider	O
the	O
way	O
in	O
which	O
Debian	O
was	O
using	O
the	O
Firefox	B-Application
name	O
to	O
be	O
acceptable	O
.	O
</s>
<s>
Connor	O
confirmed	O
that	O
the	O
Mozilla	O
Corporation	O
was	O
revoking	O
the	O
previous	O
agreement	O
which	O
allowed	O
Debian	O
to	O
use	O
the	O
Firefox	B-Application
name	O
.	O
</s>
<s>
Further	O
messages	O
from	O
Mike	O
Connor	O
clarified	O
Mozilla	O
's	O
new	O
trademark	O
policies	O
:	O
usage	O
of	O
the	O
Firefox	B-Application
name	O
is	O
not	O
allowed	O
unless	O
the	O
rest	O
of	O
the	O
branding	O
is	O
used	O
and	O
all	O
of	O
the	O
browser	B-Application
's	O
changes	O
are	O
approved	O
by	O
Mozilla	O
Corporation	O
.	O
</s>
<s>
Under	O
the	O
revised	O
guidelines	O
,	O
in	O
order	O
to	O
use	O
the	O
Firefox	B-Application
name	O
,	O
approval	O
from	O
the	O
Mozilla	O
Corporation	O
would	O
have	O
been	O
required	O
for	O
all	O
security	O
patches	O
,	O
but	O
the	O
Debian	O
project	O
felt	O
it	O
could	O
not	O
put	O
its	O
security	O
in	O
the	O
hands	O
of	O
an	O
external	O
corporation	O
in	O
that	O
manner	O
.	O
</s>
<s>
The	O
"	O
Iceweasel	O
"	O
name	O
was	O
revived	O
in	O
the	O
Debian	O
community	O
as	O
a	O
possible	O
name	O
to	O
give	O
the	O
rebranded	O
version	O
of	O
Firefox	B-Application
.	O
</s>
<s>
The	O
Iceweasel	O
found	O
in	O
Debian	O
is	O
not	O
GNU	B-Application
IceWeasel	I-Application
(	O
now	O
GNU	B-Application
IceCat	I-Application
)	O
,	O
but	O
rather	O
a	O
rebranded	O
Firefox	B-Application
created	O
by	O
the	O
Debian	O
project	O
.	O
</s>
<s>
Similarly	O
,	O
Debian	O
renamed	O
Mozilla	B-Application
Thunderbird	I-Application
and	O
SeaMonkey	B-Language
to	O
Icedove	B-Operating_System
and	O
Iceape	B-Operating_System
,	O
respectively	O
.	O
</s>
<s>
According	O
to	O
the	O
Debian	O
Package	O
Tracking	O
System	O
,	O
Iceweasel	O
,	O
Icedove	B-Operating_System
,	O
and	O
Iceape	B-Operating_System
were	O
first	O
accepted	O
into	O
the	O
Debian	O
project	O
's	O
unstable	O
repository	O
on	O
November	O
20	O
,	O
2006	O
,	O
on	O
October	O
14	O
,	O
2006	O
,	O
and	O
on	O
December	O
1	O
,	O
2006	O
,	O
respectively	O
.	O
</s>
<s>
Icedove	B-Operating_System
migrated	O
to	O
Etch	O
and	O
Thunderbird	B-Application
was	O
removed	O
on	O
November	O
11	O
,	O
2006	O
.	O
</s>
<s>
Iceape	B-Operating_System
migrated	O
to	O
Etch	O
on	O
January	O
11	O
,	O
2007	O
(	O
the	O
old	O
Mozilla	O
suite	O
having	O
previously	O
been	O
removed	O
on	O
October	O
6	O
,	O
2006	O
)	O
.	O
</s>
<s>
Iceweasel	O
migrated	O
(	O
and	O
Firefox	B-Application
was	O
removed	O
)	O
on	O
January	O
18	O
,	O
2007	O
.	O
</s>
<s>
Debian	O
's	O
first	O
stable	O
release	O
to	O
include	O
Iceweasel	O
,	O
Icedove	B-Operating_System
,	O
and	O
Iceape	B-Operating_System
was	O
Debian	O
4.0	O
(	O
Etch	O
)	O
,	O
released	O
April	O
8	O
,	O
2007	O
.	O
</s>
<s>
Some	O
web	O
sites	O
do	O
not	O
recognize	O
the	O
browsers	B-Application
 '	O
user	B-Protocol
agent	I-Protocol
strings	O
and	O
refuse	O
to	O
work	O
properly	O
.	O
</s>
<s>
As	O
a	O
workaround	O
,	O
Iceweasel	O
3.5.5	O
adds	O
a	O
"	O
like	O
Firefox	B-Application
x.x.x	O
"	O
string	O
to	O
the	O
user	B-Protocol
agent	I-Protocol
.	O
</s>
<s>
The	O
developers	O
of	O
Parabola	O
GNU/Linux	B-Application
-libre	O
picked	O
up	O
the	O
Iceweasel	O
project	O
and	O
it	O
continues	O
to	O
be	O
maintained	O
.	O
</s>
<s>
The	O
rebranded	O
programs	O
are	O
available	O
under	O
Mozilla	O
's	O
standard	O
MPL/GPL/LGPL	O
tri-license	O
.	O
</s>
