Inventor

Hongjie Zheng

Inventor

Chongqing, CN

Overview

2→

Patents

2014–2015

Patent span

Chemistry

Primary field (CPC C)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes17%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations17%

C07CAcyclic or carbocyclic compounds17%

C07DHeterocyclic compounds17%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium17%

Y02PClimate change mitigation technologies in the production or processing of goods17%

PatentTitleYear

8,933,269'Rosuvastatin calcium intermediate and method for preparing the same'2015 8,703,944'Method for preparing rosuvastatin calcium intermediate'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2015Patents assigned to PORTON FINE CHEMICALS LTD (2)· patent assignee history

2014–2015Based in Chongqing, CN· patent location history

2015Patents assigned to LIN WENQING (1)· patent assignee history

2015Patents assigned to LIU XIAOBO (1)· patent assignee history

2015Patents assigned to ZHENG HONGJIE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PORTON FINE CHEMICALS LTD	2	2014–2015
LIN WENQING	1	2015
LIU XIAOBO	1	2015
ZHENG HONGJIEself	1	2015

Locations

Location	Patents	Span
Chongqing, CN	2	2014–2015