×

Method for making a capsule-shaped tablet

  • US 5,213,738 A
  • Filed: 11/04/1991
  • Issued: 05/25/1993
  • Est. Priority Date: 05/15/1990
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of manufacturing a pharmaceutical tablet comprising:

  • filling a die cavity partially with a first blend of solid particulate excipients and active substances, and a first coloring agent;

    leveling said first blend in said die cavity and clearing the walls of said die cavity above said first blend to define a clear line of demarcation at the upper circumferential edge of said first blend;

    filling the unfilled portion of said die cavity with a second blend of solid particulate excipients and active substances, and a second coloring agent;

    compressing said first blend and said second blend along the longitudinal axis of said die cavity to form a layered capsule-shaped tablet; and

    removing the capsule-shaped tablet from the die cavity.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×