The trademark HYDRO was filed by Biolase, Inc., a U.S. corporation (the "Applicant"). The application was published for oppositions on January 24, 1999, and received one opposition filed on March 23, 1999 by null on (a) Identity of marks and Goods and Services, (b) Likelihood of confusion, (c) Unfair advantage and detriment to distinctiveness or repute, (d) Earlier sign & right to prohibit use of later TM under national law. and proceedings were handled in English, and the oppositon was dismissed by the Euorpean Union Intellectual Property Office with decision issued March 23, 1999
The application was filed in English, and English was also language of all opposition proceedings (French was selected as the second language).
Change of name and professional address of the trademark registration was recorded on November 14, 2001.