U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Solid and liquid solutions of sparingly water-soluble medicinal substances

Patent 5902606 Issued on May 11, 1999. Estimated Expiration Date: Icon_subject May 11, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Pharmaceutical preparations containing non-steroidal anti-inflammatory agents Patent #: 5080907
Issued on: 01/14/1992
Inventor: Iijima, et al.

Inventors

Assignee

Application

No. 362466 filed on 03/17/1995

US Classes:

424/464, Tablets, lozenges, or pills424/465, With claimed perfecting feature in contents (e.g., excipient, lubricant, etc.)424/489, Particulate form (e.g., powders, granules, beads, microcapsules, and pellets)514/772.2, Polyvinyl alcohol514/772.3, Solid synthetic organic polymer514/773, Peptide containing514/774, Gelatin or derivative514/775, Casein (milk protein) or derivative514/776, Albumin or derivative514/777, Carbohydrate or lignin, or derivative514/778, Starch or derivative514/779, Algin or derivative514/782, Natural gum or resin514/783Plant extract or plant material of undetermined constitution

Examiners

Primary: Page, Thurman K.
Assistant: Spear, James M.

Attorney, Agent or Firm

Foreign Patent References

  • B-36573/89 AU. 06/13/1989
  • B-60239/90 AU. 08/13/1990

International Classes

A61K 9/1/4
9./20

Foreign Application Priority Data

1992-07-03 DE

Abstract

Sparingly water-soluble active compounds, for example medicinal substances, are converted into the dissolved (molecularly disperse) state by dissolving them in a hydrophilic peptide having a molecular weight above 100 D, for example gelatin. The solubility both during storage and during use of the formulation by the user or patient is thereby ensured, without organic solvents or solubilizing agents which cause undesirable side effects being required.

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