Filed: December 27, 1983 READY FOR USE CHEMICAL SOLUTIONS FOR THE PREPARATION AND CORRECTION OF THE GRAVURE PRINTING FORM Owned by:E. Merck Serial Number:73458755
Filed: March 31, 1986 CHEMICAL PRODUCTS FOR USE IN THE ELECTRONICS INDUSTRY, NAMELY, RINSING AGENTS FOR THE STRIPPING OF POSITIVE PHOTORESISTS Owned by:E. Merck Serial Number:73590866
Filed: January 24, 1994 synthetic substances, namely bone cement, some of which contain antibiotics, for embedding bones and cartilages, for splinting… Owned by:E. Merck Serial Number:74481806