Tag: NASDAQ:CTHR
BetterThanDiamond, Inc. Filing Provides Three Previously Undisclosed 'Prior Art' Publications Likely to Invalidate Existing Charles & Colvard Ltd. U.S. Moissanite Patent
SEATTLE, Wash. /eNewsChannels/ -- BetterThanDiamond, Inc., a privately held U.S. corporation, today announced it has filed a patent re-examination request with the U.S. Patent and Trademark Office regarding Charles & Colvard's (NASDAQ:CTHR) patent for manufacturing 'Silicon Carbide Gemstones.' The patent in contention has allowed Charles & Colvard, Ltd. to enjoy a monopoly position and bill itself as the 'sole manufacturer.'
