Inventor

Shiqing Pi

Inventor

Huancheng Donglu, CN

Overview

6→

Patents

2004–2017

Patent span

Chemistry

Primary field (CPC C)

Patents· 6 as inventor

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

C07Cprimary

C07CAcyclic or carbocyclic compounds44%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium44%

C07DHeterocyclic compounds11%

PatentTitleYear

9,765,098'Preparation method of 3,7,11-trimethyldodec-2,4,6,10-tetraene-1-yl-phosphonic salt'2017 9,260,449'Method for preparing D-biotin'2016 9,187,394'Method for synthesizing 2,7-dimethyl-2,4,6-octatriene-1,8-dialdehyde'2015 8,993,810'Preparation method of lycopene intermediate 3-methyl-4,4-dialkoxy-1-butaldehyde'2015 8,536,361'1,4,6,10-tetra-double bond pentadec-carbon phosphonate, preparation method thereof, and preparation method of lycopene using the same'2013 6,727,381'Process for producing vitamin A ester'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2017Patents assigned to ZHEJIANG MEDICINE CO LTD (2)· patent assignee history

2004–2016Based in Zhejiang, CN· patent location history

2013Patents assigned to LAO XUEJUN (1)· patent assignee history

2013Patents assigned to LIU LUO (1)· patent assignee history

2013Based in Xinchang County, CN· patent location history

2015–2017Patents assigned to ZHEJIANG MED XINCHANG PHARM (4)· patent assignee history

2015Patents assigned to NANJING UNIVERSITY OF TECHNOLOGY (2)· patent assignee history

2015–2017Based in Huancheng Donglu, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ZHEJIANG MED XINCHANG PHARM	4	2015–2017
NANJING UNIVERSITY OF TECHNOLOGY	2	2015
ZHEJIANG MEDICINE CO LTD	2	2004–2017
LAO XUEJUN	1	2013
LIU LUO	1	2013

Locations

Location	Patents	Span
Huancheng Donglu, CN	3	2015–2017
Zhejiang, CN	2	2004–2016
Xinchang County, CN	1	2013