Inventor
Qiu Tan
Inventor
Tianjin, CN
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds29%
A61KPreparations for medical, dental or toiletry purposes14%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations14%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry14%
C07DHeterocyclic compounds14%
Y02PClimate change mitigation technologies in the production or processing of goods14%
PatentTitleYear
10,377,7472-arylamino pyridine, pyrimidine or triazine derivatives, preparation method and use thereof20195,759,942'Ion exchange resin catalyst for the synthesis of bisphenols and the process for preparing the same'19985,648,561'Process for the production of high purity and ultrapure bisphenol-A'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–1998Patents assigned to CHINA PETROCHEMICAL CORP (2)· patent assignee history
1997–1998Patents assigned to UNIV TIANJIN (2)· patent assignee history
1997–1998Based in Tianjin, CN· patent location history
2019Patents assigned to WUXI SHUANGLIANG BIOTECHNOLOGY CO LTD (1)· patent assignee history
2019Based in Jiangyin, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHINA PETROCHEMICAL CORP | 2 | 1997–1998 |
| UNIV TIANJIN | 2 | 1997–1998 |
| WUXI SHUANGLIANG BIOTECHNOLOGY CO LTD | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tianjin, CN | 2 | 1997–1998 |
| Jiangyin, CN | 1 | 2019 |