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Inventor

Darrell A. Fisher

Inventor
Houston, TX, US

Overview

2→
Patents
1998–2001
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds100%
PatentTitleYear
6,323,364'Rhodium/inorganic iodide catalyst system for methanol carbonylation process with improved impurity profile'20015,783,731'Removal of carbonyl impurities from a carbonylation process stream'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to HOECHST CELANESE CORP (1)· patent assignee history
1998–2001Based in Houston, TX, US· patent location history
2001Patents assigned to CELANESE INT CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CELANESE INT CORP12001
HOECHST CELANESE CORP11998
Locations
LocationPatentsSpan
Houston, Texas, US21998–2001