Patents Represented by Attorney, Agent or Law Firm Ernst V. Linek
  • Macrolides with antitumor activity
    Patent number: 6395711
    Abstract: The compound referred to herein as IB-962 12, having structure (I) can be obtained by cultivating the strain of Micromonospora sp. ES25-008, available under the accession number CECT-3333, and can be hydrolyzed to give IB-96212B having structure (II). The sugar substituent which is L-rhodinose, can its elf be derivatized or the sugar can be replaced, in either case, giving further derivatives of IB-96212 having a group other than L-rhodinose at the position of the sugar.
    Type: Grant
    Filed: April 17, 2000
    Date of Patent: May 28, 2002
    Assignee: Instituto Biomar S.A.
    Inventors: Rosa Isabel Fernandez-Chimeno, Francisco Romero, Jose Luis Fernandez-Puentes, Julia Perez-Baz, Librada Maria Canedo, Fernando Espliego
  • Metal alloy halide electroplating baths
    Patent number: 6248228
    Abstract: The use of alkali metal, alkaline earth metal, ammonium and substituted ammonium salts of alkyl and alkanol sulfonic acids as additives in pure metal and metal alloy halide electroplating baths has a number of unexpected benefits including wider useful current density range and improved appearance. The metals and metal alloys include but are not limited to tin, lead, copper, nickel, zinc, cadmium, tin/zinc, zinc/nickel and tin/nickel.
    Type: Grant
    Filed: March 19, 1999
    Date of Patent: June 19, 2001
    Assignee: Technic, Inc. and Specialty Chemical System, Inc.
    Inventors: Hyman D. Gillman, Brenda Fernandes, Kazimierz Wikiel