Inventor

Emil R. Smith

Inventor
Shrewsbury, MA, US

Overview

7→
Patents
1980–2007
Patent span
Human necessities
Primary field (CPC A)

Patents· 7 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes67%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations22%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments11%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Patents assigned to ASTRA PHARMA PROD (2)· patent assignee history
1980–2007Based in Shrewsbury, MA, US· patent location history
1997–2007Patents assigned to SEPRACOR INC (5)· patent assignee history
1998–2007Patents assigned to UNIV MASSACHUSETTS (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEPRACOR INC51997–2007
UNIV MASSACHUSETTS31998–2007
ASTRA PHARMA PROD21980
Locations
LocationPatentsSpan
Shrewsbury, Massachusetts, US71980–2007