The Cabot Carbon company was registered in the State of Florida as a Foreign For Profit corporation in 1944.  It’s principal offices were in Boston, MA.  It currently has an inactive Florida registration.

Company History:
Cabot Corporation is a diversified, global chemical and plastics manufacturer with industry leadership in such areas as carbon black, fumed silica, tantalum powder production, and plastics compounds. It is also involved in liquified natural gas importation and distribution and the manufacture of industrial safety products.

Early Days: Cabots and Carbon…  http://www.fundinguniverse.com/company-histories/Cabot-Corporation-Company-History.html

Creating What Matters
. . . Since 1882

A passion for curiosity, research, and invention has been part of Cabot’s culture since the day Godfrey Lowell Cabot (right) applied for a patent for a “carbon black making apparatus” in 1882…  http://www.cabot-corp.com/About-Cabot/History

Godfrey Lowell Cabot (February 26, 1861 – November 2, 1962) was born in Boston, Massachusetts, USA, the son of Samuel Cabot, a physician, and Hannah Lowell Jackson. He became a leading American industrialist and philanthropist. He was an aviation pioneer, founder of the Aero Club of New England, and a U.S. Navy pilot during World War I…  http://en.wikipedia.org/wiki/Godfrey_Lowell_Cabot