Inventor

Charles H. Hannum

Inventor
Sunnyvale, CA, US

Overview

6→
Patents
1991–2018
Patent span
Human necessities
Primary field (CPC A)

Patents· 6 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes55%
C07KPeptides36%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations9%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2003Based in Boulder, CO, US· patent location history
2003–2005Patents assigned to AMGEN INC (2)· patent assignee history
2003–2005Patents assigned to UNIV COLORADO (2)· patent assignee history
2005–2018Based in Sunnyvale, CA, US· patent location history
2009Patents assigned to INST NAT SANTE RECH MED (2)· patent assignee history
2009Patents assigned to SCHERING CORP (2)· patent assignee history
2018Patents assigned to I2 PHARMACEUTICALS INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMGEN INC22003–2005
INST NAT SANTE RECH MED22009
SCHERING CORP22009
UNIV COLORADO22003–2005
I2 PHARMACEUTICALS INC12018
Locations
LocationPatentsSpan
Sunnyvale, California, US42005–2018
Boulder, CO, US21991–2003