Details for Patent: 4,882,452

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Summary for Patent: 4,882,452

Title:	Process for the preparation of ifosfamide having improved properties
Abstract:	Ifosfamide having improved properties is obtained by crystallization from a solvent mixture selected from the group consisting of (a) a mixture of diethyl ether and a C.sub.1 -C.sub.3 alkanol or (b) a mixture of diisopropyl ether and a C.sub.1 -C.sub.3 alkanol under specific controlled conditions.
Inventor(s):	Engel; Jurgen (Alzenau, DE), Muller; Siegfried (Bad Homburg, DE), Laubner; Werner (Halle, DE)
Assignee:	Asta Pharma Akteingesellschaft (Frankfurt am Main, DE)
Application Number:	07/163,586
Patent Claim Types: see list of patent claims	Compound; Process; Formulation; Composition;

Drugs Protected by US Patent 4,882,452

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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
>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: 4,882,452

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
Germany	3707154	Mar 06, 1987

International Family Members for US Patent 4,882,452

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	63121	⤷ Sign Up
Canada	1305970	⤷ Sign Up
Germany	3805329	⤷ Sign Up
Germany	3862595	⤷ Sign Up
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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