Item 2. PROPERTIES

As of December 31, 2019, Abbott owned or leased properties totaling approximately 42 million square feet, of which approximately 70% is owned by Abbott. Abbott’s principal corporate offices are located in Illinois and are owned by Abbott.

Abbott operates 92 manufacturing facilities globally. Abbott’s facilities are deemed suitable and provide adequate productive capacity. The manufacturing facilities are used by Abbott’s reportable segments as follows:

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Abbott’s research and development facilities in the United States are primarily located in California, Illinois, Minnesota, New Jersey, and Ohio. Abbott also has research and development facilities in various other countries, including China, Colombia, India, Singapore, Spain, and the United Kingdom.

There are no material encumbrances on the properties.