Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2011

Goodwill and Intangible Assets

Goodwill

Goodwill

(Millions)	Dec. 31, 2009 Balance		2010 acquisition activity		2010 translation and other			Dec. 31, 2010 Balance		2011 acquisition activity			2011 translation and other			Dec. 31, 2011 Balance
Industrial and Transportation	$	1,757	$	8	$	18		$	1,783	$	205		$	(27	)	$	1,961
Health Care	1,007		520		(21		)	1,506		3			5			1,514
Consumer and Office	155		24		8			187		42			(1		)	228
Safety, Security and Protection Services	1,220		428		22			1,670		(1		)	6			1,675
Display and Graphics	990		—		4			994		4			(5		)	993
Electro and Communications	703		—		(23		)	680		6			(10		)	676
Total Company	$	5,832	$	980	$	8		$	6,820	$	259		$	(32	)	$	7,047

Acquired Intangible Assets

Acquired Intangible Assets

(Millions)	2011			2010
Patents	$	561		$	551
Other amortizable intangible assets (primarily tradenames and customer-related intangibles)	2,323			2,016
Non-amortizable intangible assets (tradenames)	123			125
Total gross carrying amount	$	3,007		$	2,692
Accumulated amortization — patents	(374		)	(345		)
Accumulated amortization — other	(717		)	(527		)
Total accumulated amortization	(1,091		)	(872		)
Total intangible assets — net	$	1,916		$	1,820

Schedule of amortization expense for acquired intangible assets

(Millions)	2011		2010		2009
Amortization expense	$	235	$	176	$	181

Schedule of expected amortization expense for acquired amortizable intangible assets

(Millions)	2012		2013		2014		2015		2016		After 2016
Amortization expense	$	225	$	214	$	191	$	178	$	165	$	820