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Inventor

Danford H. Olson

Inventor
Cypress, TX, US

Overview

1→
Patents
1988
Patent span
Chemistry
Primary field (CPC C)

Patents· 1 as inventor

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

C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds50%
C10MLubricating compositions50%
PatentTitleYear
4,788,361'Polymeric viscosity index improver and oil composition comprising the same'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to SHELL OIL CO (1)· patent assignee history
1988Based in Cypress, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHELL OIL CO11988
Locations
LocationPatentsSpan
Cypress, Texas, US11988