Inventor

David Karpf

Inventor
Mountain View, CA, US

Overview

12→
Patents
1998–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 12 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes46%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations42%
C07DHeterocyclic compounds8%
A61QSpecific use of cosmetics or similar toiletry preparations4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–1999Patents assigned to MERCK & CO INC (2)· patent assignee history
1998Based in North Brunswick, NJ, US· patent location history
1999Based in Edison, NJ, US· patent location history
2012–2016Patents assigned to KARPF DAVID B (2)· patent assignee history
2012Patents assigned to DIA TEX INC (1)· patent assignee history
2012–2018Based in Monte Sereno, CA, US· patent location history
2016–2021Patents assigned to CYMABAY THERAPEUTICS INC (9)· patent assignee history
2016Patents assigned to KETNER RODNEY JAMES (1)· patent assignee history
2016–2021Based in Mountain View, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CYMABAY THERAPEUTICS INC92016–2021
KARPF DAVID Bself22012–2016
MERCK & CO INC21998–1999
DIA TEX INC12012
KETNER RODNEY JAMES12016
Locations
LocationPatentsSpan
Mountain View, California, US72016–2021
Monte Sereno, California, US32012–2018
Edison, New Jersey, US11999
North Brunswick, New Jersey, US11998