Medicinal tablet

• US 3,048,526 A
• Filed: 08/04/1958
• Issued: 08/07/1962
• Est. Priority Date: 08/04/1958
• Status: Expired due to Term

• Current Assignee: Charles L. Boswell
• Original Assignee: Charles L. Boswell
• Inventors: Boswell, Charles L.
• Application Number:
  US03/752,768
• Time in Patent Office: 1,464 Days
• US Class Current: 424/472
• CPC Class Codes: A61J 3/10 into the form of compressed tablets tablet presses B30B11/00
• CPC Class Codes: A61K 9/2072 characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms A61K9/0004, A61K9/0056, A61K9/0065 take precedence
• CPC Class Codes: A61K 9/2086 Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat active cores with a complete drug-free outer coat A61K9/28
• CPC Class Codes: A61K 9/209 containing drug in at least two layers or in the core and in at least one outer layer
• CPC Class Codes: Y10T 428/22 Nonparticulate element embedded or inlaid in substrate and visible
• CPC Class Codes: Y10T 428/24521 with component conforming to contour of nonplanar surface

Claims

2. AN ORAL DOSAGE TABLET FORM COMPRISING;

A COMPRESSED TABLET INLAY PORTION OF A FINELY DIVIDED MEDICINAL INGREDIENT PORTION WITH SAID COMPRESSED TABLET INLAY PORTION HAVING SMALLER DIMENSIONS THAN THE DESIRED FINISHED TABLET, AND A COMPRESSED MAINBODY PORTION COMPRISING A SECOND MEDICINAL INGREDIENT PORTION COMPRESSED ABOUT ONLY A PART OF SAID TABLET INLAY PORTION WITH ONLY A SINGLE OF SAID COMPRESSED TABLET INLAY PORTION EXPOSED ON THE OUTER SURFACE OF THE FINISHED TABLET FORM AND SAID SINGLE SURFACE LYING SUBSTANTIALLY IN A COMMON PLANE WITH CONTIGUOUS PORTIONS OF SAID COMPRESSED MAIN BODY BODY PORTION, AND SAID ORAL DOSAGE TABLET FORM BEING MADE BY COMPRESSING THE FIRST MEMTIONED SAID FINELY DIVIDED MEDICINAL INGREDIENT PORTION TO FORM SAID COMPRESSED TABLET INLAY PORTION, POSITIONING SAID COMPRESSED TABLET INLAY PORTION IN CONTACT WITH SAID SECOND MEDICINAL INGREDIENT PORTION, COMPRESSING SAID SECOND MEDICINAL INGREDIENT PORTION ABOUT ONLY A PART OF SAID COMPRESSED TABLET INLAY PORTION TO FORM SAID COMPRESSED MAIN BODY PORTION AND EXPOSE ONLY SAID SINGLE SURFACE OF SAID COMPRESSED TABLET INLAY PORTION ON THE OUTER SURFACE OF THE FINISHED TABLET FORM WITH SAID SINGLE SURFACE LYING IN SUBSTANTIALLY A COMMON PLANE WITH CONTIGUOUS PORTIONS OF SAID MAIN BODY PORTION.