Inventor

Douglas H. Smith

Inventor
Boothwyn, PA, US

Overview

18→
Patents
1998–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 18 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes27%
C12NMicroorganisms or enzymes18%
C07KPeptides15%
A61NElectrotherapy12%
C12MApparatus for enzymology or microbiology6%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations3%
B01LChemical or physical laboratory apparatus for general use3%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2000Patents assigned to CELL GENESYS INC (4)· patent assignee history
1998–2000Based in Foster City, CA, US· patent location history
1999–2000Patents assigned to PERKIN ELMER CORP (3)· patent assignee history
1999–2000Based in Centerville, DE, US· patent location history
2001–2020Patents assigned to UNIV PENNSYLVANIA (8)· patent assignee history
2002–2020Based in Boothwyn, PA, US· patent location history
2013–2014Patents assigned to SMITH DOUGLAS H (3)· patent assignee history
2013Patents assigned to CULLEN D KACY (1)· patent assignee history
2013Based in Garnet Valley, PA, US· patent location history
2020Based in San Mateo, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNIV PENNSYLVANIA82001–2020
CELL GENESYS INC41998–2000
PERKIN ELMER CORP31999–2000
SMITH DOUGLAS Hself32013–2014
CULLEN D KACY12013
Locations
LocationPatentsSpan
Boothwyn, Pennsylvania, US72002–2020
Foster City, California, US41998–2000
Centerville, Delaware, US31999–2000
San Mateo, California, US12020
Garnet Valley, Pennsylvania, US12013