Inventor

Don Edgar Griswold

Inventor
North Wales, PA, US

Overview

13→
Patents
1987–2006
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.

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes37%
C07DHeterocyclic compounds26%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations22%
Y02ATechnologies for adaptation to climate change15%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1988Patents assigned to SMITHKLINE BECKMAN CORP (4)· patent assignee history
1987–2006Based in North Wales, PA, US· patent location history
1992–2006Patents assigned to SMITHKLINE BEECHAM CORP (7)· patent assignee history
1999Patents assigned to ANORMED INC (1)· patent assignee history
2004Patents assigned to SMITHLINE BEECHAM CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SMITHKLINE BEECHAM CORP71992–2006
SMITHKLINE BECKMAN CORP41987–1988
ANORMED INC11999
SMITHLINE BEECHAM CORP12004
Locations
LocationPatentsSpan
North Wales, Pennsylvania, US131987–2006