Details for Patent: 6,417,175

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Summary for Patent: 6,417,175

Patent landscape, scope, and claims:

Title:	Phosphonocephem derivatives, process for the preparation of the same, and use thereof
Abstract:	A novel cephem compound of the formula: ##STR1## wherein R.sup.1 is a phosphono group or a group convertible to a phosphono group; R.sup.2 is a hydrogen atom or a group having a linkage through a carbon atom; each of Q and X is a nitrogen atom or CH; Y is S, O or CH.sub.2 ; n is 0 or 1; one of R.sup.3 and R.sup.4 is a pyridinium group which may be substituted and the other is a hydrogen atom or hydrocarbon group which may be substituted, or R.sup.3 and R.sup.4 taken together may form a quaternalized nitrogen-containing heterocyclic ring which may be substituted, or its ester or its salt, which has a superior anti-bacterial activity, stability, absorbability, etc., a production thereof and a pharmaceutical composition containing it, is provided.
Inventor(s):	Ishikawa; Tomoyasu (Otsu, JP), Hashiguchi; Shohei (Toyonaka, JP), Iizawa; Yuji (Muko, JP)
Assignee:	Takeda Chemical Industries, Ltd. (Osaka, JP)
Application Number:	09/555,949
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 6,417,175
Patent Claim Types: see list of patent claims	Compound; Use; Composition;
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Drugs Protected by US Patent 6,417,175

Glossary

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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: 6,417,175

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
Japan	9-351499	Dec 19, 1997

PCT Information
PCT Filed	December 17, 1998	PCT Application Number:	PCT/JP98/05709
PCT Publication Date:	July 01, 1999	PCT Publication Number:	WO99/32497

International Family Members for US Patent 6,417,175

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
European Patent Office	1043327	⤷ Subscribe	CA 2013 00003	Denmark	⤷ Subscribe
European Patent Office	1043327	⤷ Subscribe	C300568	Netherlands	⤷ Subscribe
European Patent Office	1043327	⤷ Subscribe	92134	Luxembourg	⤷ Subscribe
European Patent Office	1043327	⤷ Subscribe	2013/001	Ireland	⤷ Subscribe
European Patent Office	1043327	⤷ Subscribe	13C0008	France	⤷ Subscribe
European Patent Office	1043327	⤷ Subscribe	1390003-0	Sweden	⤷ Subscribe
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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