Details for Patent: 4,359,578

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Summary for Patent: 4,359,578

Title:	Naphthyridine derivatives and salts thereof useful as antibacterial agents
Abstract:	This invention relates to 1,8-naphthyridine compounds of the formula ##STR1## wherein X is a halogen atom especially fluorine atom, R.sub.1 is an ethyl group or a vinyl group, and R.sub.2 is a hydrogen atom or a lower alkyl group, their salts and processes for the preparation of them. The 1,8-naphthyridine compounds and their salts are useful as antibacterial agents and intermediates thereof.
Inventor(s):	Matsumoto; Jun-ichi (Takatsuki, JP), Takase; Yoshiyuki (Amagasaki, JP), Nishimura; Yoshiro (Neyagawa, JP)
Assignee:	Dainippon Pharmaceutical Co., Ltd. (Osaka, JP) Laboratoire Roger Bellon (Neuilly sur Seine, FR)
Application Number:	06/068,966
Patent Claim Types: see list of patent claims	Compound;

Drugs Protected by US Patent 4,359,578

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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
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Foreign Priority and PCT Information for Patent: 4,359,578

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
Japan	53/104235	Aug 25, 1978
Japan	157939	Dec 20, 1978
Japan	53/162095	Dec 29, 1978

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