Inventor

Donn G. Wishka

Inventor
Kalamazoo, MI, US

Overview

13→
Patents
1999–2010
Patent span
Human necessities
Primary field (CPC A)

Patents· 13 as inventor

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

C07Dprimary
C07DHeterocyclic compounds46%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations43%
A61KPreparations for medical, dental or toiletry purposes11%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2004Patents assigned to UPJOHN CO (6)· patent assignee history
1999–2007Based in Kalamazoo, MI, US· patent location history
2005–2010Patents assigned to PFIZER (7)· patent assignee history
2005–2010Based in Mystic, CT, US· patent location history
2010Patents assigned to PFIZER PROD INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PFIZER72005–2010
UPJOHN CO61999–2004
PFIZER PROD INC12010
Locations
LocationPatentsSpan
Kalamazoo, MI, US111999–2007
Mystic, CT, US22005–2010