Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2017

Goodwill and Intangible Assets

Goodwill

Goodwill

	December 31, 2016		Acquisition		Divestiture		Translation		September 30, 2017
(Millions)	Balance		activity		activity		and other		Balance
Industrial	$	2,536	$	—	$	—	$	128	$	2,664
Safety and Graphics		3,324		—		(276)		98		3,146
Health Care		1,609		6		—		59		1,674
Electronics and Energy		1,489		—		—		37		1,526
Consumer		208		—		—		3		211
Total Company	$	9,166	$	6	$	(276)	$	325	$	9,221

Acquired Intangible Assets

Acquired Intangible Assets

The carrying amount and accumulated amortization of acquired finite-lived intangible assets, in addition to the balance of non-amortizable intangible assets, as of September 30, 2017, and December 31, 2016, follow:

	September 30,		December 31,
(Millions)	2017		2016
Customer related intangible assets	$	1,924	$	1,939
Patents		586		602
Other technology-based intangible assets		478		524
Definite-lived tradenames		393		420
Other amortizable intangible assets		211		211
Total gross carrying amount	$	3,592	$	3,696
Accumulated amortization — customer related		(865)		(797)
Accumulated amortization — patents		(500)		(497)
Accumulated amortization — other technology based		(293)		(302)
Accumulated amortization — definite-lived tradenames		(238)		(236)
Accumulated amortization — other		(167)		(173)
Total accumulated amortization	$	(2,063)	$	(2,005)
Total finite-lived intangible assets — net	$	1,529	$	1,691
Non-amortizable intangible assets (primarily tradenames)		646		629
Total intangible assets — net	$	2,175	$	2,320

Schedule of amortization expense for acquired intangible assets

Amortization expense for acquired intangible assets for the three and nine months ended September 30, 2017 and 2016 follows:

	Three months ended				Nine months ended
	September 30,				September 30,
(Millions)	2017		2016		2017		2016
Amortization expense	$	51	$	63	$	162	$	195

Schedule of expected amortization expense for acquired amortizable intangible assets

Expected amortization expense for acquired amortizable intangible assets recorded as of September 30, 2017:

	Remainder
	of												After
(Millions)	2017		2018		2019		2020		2021		2022		2022
Amortization expense	$	49	$	192	$	183	$	174	$	162	$	148	$	602