CATERPILLAR INC | 2013 | FY | 3

As of December 31, 2013, amortization expense related to intangible assets is expected to be:
 
(Millions of dollars)
2014
 
2015
 
2016
 
2017
 
2018
 
Thereafter
$
365

 
$
354

 
$
333

 
$
331

 
$
327

 
$
1,886

 
 
 
 
 
 
 
 
 
 
 

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