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

Particulate formulation for administration by inhalation

Patent 6284287 Issued on September 4, 2001. Estimated Expiration Date: Icon_subject April 2, 2017. 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

3634582

3860618

Sodium chromoglycate inhalation medicament
Patent #: 3957965
Issued on: 05/18/1976
Inventor: Hartley ,   et al.

Powder composition for inhalation therapy
Patent #: 4009280
Issued on: 02/22/1977
Inventor: Macarthur ,   et al.

Composition for treating airway disease
Patent #: 4161516
Issued on: 07/17/1979
Inventor: Bell

Composition
Patent #: 4199578
Issued on: 04/22/1980
Inventor: Stevenson

Pharmaceutical compositions containing sodium chromoglycate and 댢 selective bronchodilators
Patent #: 4409237
Issued on: 10/11/1983
Inventor: Cairns ,   et al.

Ethanol adducts of 6-sulfonyl-substituted 3-hydroxy-chromans and their use as inhalants in diseases
Patent #: 5310753
Issued on: 05/10/1994
Inventor: Englert, et al.

Aerosol carriers
Patent #: 5376386
Issued on: 12/27/1994
Inventor: Ganderton, et al.

Aerosol formulations containing propellant 134a and fluticasone propionate Patent #: 5658549
Issued on: 08/19/1997
Inventor: Akehurst, et al.

Inventors

Assignee

Application

No. 765928 filed on 04/02/1997

US Classes:

424/689, With stabilizer or suspending agent424/46Powder or dust containing

Examiners

Primary: Bawa, Raj

Attorney, Agent or Firm

Foreign Patent References

  • 1112567 CA. 11/13/1981
  • 2125685 CA. 06/13/1993
  • 2115065 CA. 12/13/1993
  • 2174767 CA. 05/13/1995
  • 28 51 489 DE. 05/13/1979
  • 0239798 EP. 07/13/1987
  • 1381872 GB. 01/13/1975
  • 1520248 GB. 08/13/1978
  • 1520247 GB. 08/13/1978
  • 1571629 GB. 07/13/1980
  • 51233 IL. 09/13/1972
  • 57956 IL. 09/13/1972
  • 47829 IL. 09/13/1972
  • 62744 IL. 02/13/1981
  • 91/11179 WO. 08/13/1991
  • 92/11016 WO. 07/13/1992
  • 95/091616 WO. 04/13/1995
  • 95/11666 WO. 05/13/1995

International Class

A61K 009/14

Foreign Application Priority Data

1994-07-16 DE

Abstract

A pharmaceutical formulation for administration by inhalation, a micronized active compound or micronized active compound mixture with a mean particle size of 0.1 μm to 10 μm being applied to a pharmaceutically acceptable excipient having a mean particle size of 200 μm to 1000 μm without the use of binders.

Other References

  • Kohler, D. (1993). Systemic Therapy With Aerosols. In: Moren et al. (eds.), Elsevier, pp. 303-319.
  • Patton, J.S. and R.M. Platz. (1992). Route of Delivery: Case Studies. Advanced Drug Delivery Reviews, 8:179-19
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