Inventor

Sidney Xi Liang

Inventor
Bethany, CT, US

Overview

16→
Patents
1998–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 16 as inventor

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

C07Dprimary
C07DHeterocyclic compounds37%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations34%
C07CAcyclic or carbocyclic compounds13%
A61KPreparations for medical, dental or toiletry purposes5%
Y02PClimate change mitigation technologies in the production or processing of goods5%
C07BGeneral methods of organic chemistry3%
Y02ATechnologies for adaptation to climate change3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2014Patents assigned to LILLY CO ELI (7)· patent assignee history
1998–2006Based in Fishers, IN, US· patent location history
2003–2004Based in Hamden, CT, US· patent location history
2005–2010Patents assigned to BAYER PHARMACEUTICALS CORP (5)· patent assignee history
2005–2020Based in Bethany, CT, US· patent location history
2007–2008Patents assigned to MALLINCKRODT INC (2)· patent assignee history
2007–2008Based in Olivette, MO, US· patent location history
2011Patents assigned to BAYER HEALTHCARE LLC (1)· patent assignee history
2014Patents assigned to COHEN MICHAEL PHILIP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LILLY CO ELI71998–2014
BAYER PHARMACEUTICALS CORP52005–2010
MALLINCKRODT INC22007–2008
BAYER HEALTHCARE LLC12011
COHEN MICHAEL PHILIP12014
Locations
LocationPatentsSpan
Bethany, CT, US92005–2020
Fishers, IN, US31998–2006
Olivette, MO, US22007–2008
Hamden, CT, US22003–2004