|9 Months Ended|
Sep. 30, 2021
|Goodwill and Intangible Assets Disclosure [Abstract]|
Note 5. Intangible Assets
Our intangible assets consist of both patented and unpatented technological know-how, including that of Novomer. The values of Novomer's patents and unpatented know-how, collectively the “Novomer Technology”, are inseparable.
We capitalize patent defense and application costs. Patent costs are amortized on a straight-line basis over their estimated useful lives, which range from 13 to 16 years. The Novomer Technology is amortized over its estimated 20 year life. Intangible assets, net, consisted of the following:
We expect intangible assets currently subject to amortization will amortize over the coming years as follows:
The entire disclosure for all or part of the information related to intangible assets.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef