专利检索 ap:("Piramal Enterprises Limited") AND inv:"MANOHARAN, Nirmal Kumar" 第 1 页

1.

发明公开
AN IMPROVED PROCESS FOR THE PREPARATION OF DROXIDOPA AND ITS INTERMEDIATE 审中-公开

公开(公告)号：EP3436426A1

公开(公告)日：2019-02-06

申请号：EP17773401.9

申请日：2017-03-28

申请人： Piramal Enterprises Limited

发明人： GHARPURE, Milind , JAGTAP, Ashutosh , RAUT, Changdev , KANSAGARA, Nainesh , KRISHNAPILLAI, Jaisankar , MANOHARAN, Nirmal Kumar , PATIL, Navnath

IPC分类号： C07C227/32 , C07C229/36 , C07B53/00 , C07F15/04 , C07D317/54 , C07C227/40

2.

发明公开
AN IMPROVED PROCESS FOR THE PREPARATION OF DROXIDOPA AND ITS INTERMEDIATE 审中-公开

公开(公告)号：EP3735403A1

公开(公告)日：2020-11-11

申请号：EP19736121.5

申请日：2019-01-03

申请人： Piramal Enterprises Limited

发明人： GHARPURE, Milind , JAGTAP, Ashutosh , RAUT, Changdev , PATIL, Navnath , LADKAT, Prashant , KRISHNAPILLAI, Jaisankar , MANOHARAN, Nirmal Kumar , KANDASAMY, Kumaravel

IPC分类号： C07C227/40 , C07C229/36 , C07D207/16