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Inventor

Andrew Q. Campbell

Inventor
Midland, MI, US

Overview

1→
Patents
1995
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry33%
C07CAcyclic or carbocyclic compounds33%
Y02PClimate change mitigation technologies in the production or processing of goods33%
PatentTitleYear
5,430,211'Process of preparing ethylbenzene or substituted derivatives thereof'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995Patents assigned to DOW CHEMICAL CO (1)· patent assignee history
1995Based in Midland, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DOW CHEMICAL CO11995
Locations
LocationPatentsSpan
Midland, MI, US11995