Inventor

Burton E. Sobel

Inventor
Webster Groves, MO, US

Overview

5→
Patents
1987–2002
Patent span
Human necessities
Primary field (CPC A)

Patents· 5 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes33%
A61BDiagnosis11%
A61MDevices for introducing media into, or onto, the body11%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations11%
C12YEnzymes11%
G01NInvestigating or analysing materials by determining their chemical or physical properties11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to UNIV WASHINGTON (1)· patent assignee history
1987Based in St. Louis, MO, US· patent location history
1988–1991Patents assigned to SURVIVAL TECHNOLOGY (3)· patent assignee history
1988–1991Based in Webster Groves, MO, US· patent location history
2002Patents assigned to LIONHEART TECHNOLOGIES INC (1)· patent assignee history
2002Based in Colchester, VT, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SURVIVAL TECHNOLOGY31988–1991
LIONHEART TECHNOLOGIES INC12002
UNIV WASHINGTON11987
Locations
LocationPatentsSpan
Webster Groves, MO, US31988–1991
Colchester, VT, US12002
St. Louis, MO, US11987