Re:请教! 印尼专利号是P941943,想查同族专利
韩国专利数据库网站
要付钱的才能查全文,韩/英文全文
例如:
KOREAN PATENT ABSTRACTS
(11)Publication number: 100120271 B1
(43)Date of publication of application: 14.08.1997
--------------------------------------------------------------------------------
(21)Application number: 1019930030055
(22)Date of filing: 27.12.1993
(71)Applicant: LG CHEMICAL LTD.
(72)Inventor: IM, JAE SUK
IM, YOUNG HEUI
HUH, CHANG WOOK
CHO, JIN HO
(51)Int. Cl C07D 43/12
C07D 41/14
A01N 43/48
--------------------------------------------------------------------------------
(54) NEW WEED-KILLING PYRIMIDINE DERIVATIVE OF ALPHA CARBONYL AMINO STRUCTURE, ITS MANUFACTURING PROCESS, AND ITS APPLICATIONS AS A WEED-KILLER
(57) Abstract:
The new effective weed-killing pyrimidine derivative of general formula(I) is prepared by inducing a condensation reaction of pyridine mercaptoester compound (general formula(II)) and oxime compound (general formula(III)) in solvents, such as halogenated hydrocarbons like CH2Cl2, and nitrile solvents like CH3CN, containing cupric(II) salts (CuBr2, CuCl2, etc) at a high temperature. R1 is hydrogen, alkyl, alkenyl, cycloalkyl, benzyl, arnyl, alkoxy, etc. R2 is hydrogen, alkyl, alkenyl, halogen, cyano, alkyl oxy, alkoxy, carbonyl, etc.
Copyright 1999 KIPO
Legal Status
Date of request for an examination (19931227)
Notification date of refusal decision ( )
Final disposal of an application (registration)
Date of final disposal of an application (19970730)
Patent registration number (1001202710000)
Date of registration (19970814)
Number of opposition against the grant of a patent ( )
Date of opposition against the grant of a patent ( )
Number of trial against decision to refuse ( )
Date of requesting trial against decision to refuse ( ) |
|