Patent details

EN | LT

LT - 1-Pakeistos-6-fluor-4-oksi-7-(1-piperazinil)-1,4-dihidrochinolin-3-karboninės rūgšties gavimo būdas, naujas tarpinis produktas, naudojamas šiame būde ir šio tarpinio produkto gavimo būdas

EN - PROCESS FOR PREPARING 1-SUBSTITUTED-6-FLUORO-4-OXO-7-(1-PIPERAZINYL)-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID,A NOVEL INTERMEDIATE USEFUL IN SAID PROCESS, AND A PROCESS FOR PREPARING SAID INTERMEDIATE

Legal status

Patent lapsed (non-payment of fees)

Claims | Abstract | Licences/Sublicenses

Patent application specification | Search report | Patent specification (1.54 Mb)

Bibliographic data

Indications of the International Patent Classification (IPC)
(51)	INT.CL.: (2006.01)	A61K 31/185 A61K 31/21 A61K 31/33 A61K 47/12 C07C 63/00 C07D 215/00 C07D 295/00 C07D 401/00 C07D 403/00 C07F 5/00

Patent
(11)	Number of the document	3084
(13)	Kind of document	B
(21)	Application number	IP1558
(22)	Date of filing the application	1993-12-07
(41)	Date of publication of the application	1994-06-15
(45)	Date of publication of patent	1994-11-25

Priority applications
(30)	Number	Date	Country code
	P-9200377	1992-12-11	SI

Applicant
(71)	KRKA, tovarna zdravil, p.o., Cesta herojev 45, 68000 Novo mesto, SI

Inventors
(72)	Nataša ZUPANČIČ, SI Martin BARBO, SI Boris ŠKET, SI Pavel ZUPET, SI

Grantee
(73)	KRKA, tovarna zdravil, p.o., Cesta herojev 45, 68000 Novo mesto, SI

Attorney or representative
(74)	Marija LENKUTIENĖ, Patentinių paslaugų centras, UAB, Jono Basanavičiaus g. 11/1, LT-03108 Vilnius, LT

Title
(54)	PROCESS FOR PREPARING 1-SUBSTITUTED-6-FLUORO-4-OXO-7-(1-PIPERAZINYL)-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID,A NOVEL INTERMEDIATE USEFUL IN SAID PROCESS, AND A PROCESS FOR PREPARING SAID INTERMEDIATE

Last renewal fee
	Payment date	Validity (years)	Amount
	1996-11-04	4	80.00 USD

Legal status
	Patent lapsed (non-payment of fees)
	Invalidation date	1997-12-07