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

Medicinal aerosol formulation

Patent 6261539 Issued on July 17, 2001. Estimated Expiration Date: Icon_subject December 10, 2018. 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

Aerosol propellant compositions
Patent #: 4174295
Issued on: 11/13/1979
Inventor: Bargigia ,   et al.

Medicinal aerosol formulations
Patent #: 5225183
Issued on: 07/06/1993
Inventor: Purewal, et al.

Canisters containing aerosol formulations containing P134a and fluticasone propionate
Patent #: 5674472
Issued on: 10/07/1997
Inventor: Akehurst, et al.

Environmentally safe triancinolone acetonide aerosol formulations for oral inhalation
Patent #: 5891420
Issued on: 04/06/1999
Inventor: Cutie

Aerosol formulations containing P134A and/or P227 and particulate medicament
Patent #: 5916540
Issued on: 06/29/1999
Inventor: Akehurst, et al.

Pharmaceutical aerosol containing at least one sugar Patent #: 5955439
Issued on: 09/21/1999
Inventor: Green

Inventors

Application

No. 209228 filed on 12/10/1998

US Classes:

424/46, Powder or dust containing424/45Organic pressurized fluid

Examiners

Primary: Page, Thurman K.
Assistant: McQueeney, P. E.

Attorney, Agent or Firm

Foreign Patent References

  • 0518600 EP. 12/13/1992

International Class

A61K 009/12

Abstract

This invention relates to a medicinal aerosol formulation and more particularly, to a medicinal aerosol formulation containing a particulate drug, a propellant and a stabilizing agent comprising a water addition.

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