Details for Patent: 5,478,578
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Summary for Patent: 5,478,578
Title: | Powders for inhalation |
Abstract: | In order to control and optimize the amount of inhalable active substance released when drugs are administered as inhalation powders, the invention calls for the use of auxiliaries consisting of mixtures of coarser particles (average particle size>20 .mu.m) and finer particles (average particle size<10 .mu.m). |
Inventor(s): | Arnold; Klaus (Ingelheim am Rhein, DE), Grass; Peter (Ingelheim am Rhein, DE), Knecht; Adolf (Freiburg, DE), Roos; Robert (Ingelheim am Rhein, DE), Sluke; Gerhard (Ingelheim am Rhein, DE), Thieme; Herbet (Ingelheim am Rhein, DE), Wenzel; Joachim (Ingelheim am Rhein, DE) |
Assignee: | Boehringer Ingelheim KG (Ingelheim am Rhein, DE) |
Application Number: | 08/244,737 |
Patent Claim Types: see list of patent claims | Composition; |
Drugs Protected by US Patent 5,478,578
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
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>Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Patented / Exclusive Use | >Submissiondate |
Foreign Priority and PCT Information for Patent: 5,478,578
Foriegn Application Priority Data | ||
Foreign Country | Foreign Patent Number | Foreign Patent Date |
Germany | 41 40 689.3 | Dec 10, 1991 |
PCT Information | |||
PCT Filed | December 12, 1992 | PCT Application Number: | PCT/EP92/02814 |
PCT Publication Date: | June 24, 1993 | PCT Publication Number: | WO93/11746 |
International Family Members for US Patent 5,478,578
Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
---|---|---|---|---|---|
Austria | 164060 | ⤷ Try a Trial | |||
Australia | 3085492 | ⤷ Try a Trial | |||
Australia | 670555 | ⤷ Try a Trial | |||
Canada | 2125685 | ⤷ Try a Trial | |||
Germany | 4140689 | ⤷ Try a Trial | |||
>Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |