The trademark application PROLONGEN was filed by Amgen Inc., a U.S. corporation (the "Applicant"). The application was published for oppositions on September 30, 2001, and it was registered by office on May 1, 2002 without any oppositions.
The application was filed in Dutch (English was selected as the second language).
Total Surrender of the trademark registration was recorded on March 4, 2007. Change of name and professional address of the trademark registration was recorded on August 12, 2007. Change of name and professional address of the trademark registration was recorded on March 17, 2011. Change of name and professional address of the trademark registration was recorded on April 3, 2013.