Patents Assigned to The Unjohn Company
  • Patent number: 4824677
    Abstract: A divisible matrix table structure with or without coating, having controlled and delayed release of the active substance, and having first and second body parts, each having top and bottom facing surfaces joined together at a perimeter of an edge means. A breakable connecting structure is provided for joining together the first and second body parts. The breakable connecting structure is formed by depressions in the top and bottom facing surfaces of the first and second body parts. Each of the depressions is directly opposite the other and have first and second score surfaces facing each other.
    Type: Grant
    Filed: December 18, 1986
    Date of Patent: April 25, 1989
    Assignee: The Unjohn Company
    Inventors: Ashok C. Shah, Nancy J. Britten, Joseph N. Badalamenti