Trademark Overview
On Monday, June 19, 1978, a trademark application was filed for H3O+ with the United States Patent and Trademark Office. The USPTO has given the H3O+ trademark a serial number of 73174931. The federal status of this trademark filing is CANCELLED - SECTION 8 as of Friday, November 25, 1988. This trademark is owned by HELENE CURTIS INDUSTTIES, INC.. The H3O+ trademark is filed in the Environmental Control Instrument Products category with the following description:
PROFESSIONAL ELECTRICALLY HEATED HAIR STYLING DRYER