Method for delivering drugs soluble in a vaporization vehicle

Patent 5456247 Issued on October 10, 1995. Estimated Expiration Date:

August 26, 2013. 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.

Abstract Claims Description Full Text

Patent References

1323181

1998327

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Inventors

Application

No. 112671 filed on 08/26/1993

US Classes:

128/203.12, Means for mixing treating agent with respiratory gas128/203.27Electric

Examiners

Primary: Burr, Edgar S.
Assistant: Lewis, Aaron J.

Attorney, Agent or Firm

Tilton, Fallon, Lungmus & Chestnut

International Class

A61M 015/00

Abstract

This invention relates to a method for delivering drugs sublimable in a vaporization vehicle. The method involves combining a sufficient amount of a vaporization vehicle to sublime the drug and the drug to be delivered, heating the vaporization vehicle to substantially its boiling point and administering the vapor by inhalation to a subject.