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This is the expense the company spent on research and development. Tellabs, Inc.'s research and development for the three months ended in Sep. 2013 was $40 Mil. Its research and development for the trailing twelve months (TTM) ended in Sep. 2013 was $194 Mil.
This is the expense the company spent on research and development.
Tellabs, Inc. Research & Development for the trailing twelve months (TTM) ended in Sep. 2013 was 59.3 (Dec. 2012 ) + 52.7 (Mar. 2013 ) + 41.9 (Jun. 2013 ) + 40 (Sep. 2013 ) = $194 Mil.
If competitive advantage is created by a patent or tech advantage, at some point it will disappear.
High R&D usually dictates high SG&A which threatens the competitive advantage.
Tellabs, Inc. Annual Data
|Research & Development||286||250||344||357||343||305||269||300||324||239|
Tellabs, Inc. Quarterly Data
|Research & Development||84||81||80||67||59||54||59||53||42||40|