The Coretec Group, Inc. announces new stock trading symbol

TULSA, OK  -- (Marketwired) -- 08/02/17 --  The Coretec Group, Inc.,
having acquired Coretec Industries, LLC, as a wholly owned
subsidiary, has announced it has changed its name from 3DIcon
Corporation to The Coretec Group, Inc. and changed the company's
trading symbol from TDCP to CRTG (OTC PINK: CRTG).

"Effective July 27, 2017, the symbol for The Coretec Group, Inc. is
now CRTG," said Michael Kraft, CEO. "The company's former trading
symbol will no longer be used."

The Coretec Group has a 2017 focus on market evaluation and
validation for Coretec HexaSilane™ (CHS), a patent-pending,
silicon-based technology. In addition to CHS, The Coretec Group has
patented 3D display technology, known as Coretec CSpace®.

"We are working hard this year to build market validation for our
Coretec HexaSilane™ (CHS) technology," said Kraft. "The unique
structure of CHS has been validated in lab scale to improve
efficiency and performance in several commercial applications,
including Li-ion battery, printable electronics, and solar. We are
working with customers now to validate the same efficiencies in
customer full-scale prototypes and then follow with volume
production. With our new trading symbol, CRTG, we invite new
stockholders to come on board as we progress in commercializing these
innovative technologies."

About The Coretec Group, Inc. 
The Coretec Group, Inc. (the "Company") utilizes a portfolio of
silicon-based materials to pursue commercial development in
energy-focused verticals such as energy storage, solar, and
solid-state lighting, as well as printable electronics and 3D
displays.

For more information, visit www.thecoretecgroup.com.


Company contact: 
The Coretec Group, Inc.
Judy Keating 
918-494-0509
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