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Inventor

George H. Senkler, Jr.

Inventor
Hockessin, DE, US

Overview

3→
Patents
1981–1992
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds25%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments25%
C22BProduction and refining of metals25%
Y02PClimate change mitigation technologies in the production or processing of goods25%
PatentTitleYear
5,085,837'Method for purifying TiO.sub.2 ore by alternate leaching with an aqueous solution of an alkali metal compound and an aqueous solution of mineral acid'19925,011,666'Method for purifying TiO.sub.2 ore'19914,286,998'Light stable quinacridonequinone yellow pigment'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1992Patents assigned to DU PONT (3)· patent assignee history
1981Based in Wilmington, DE, US· patent location history
1991–1992Based in Hockessin, DE, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DU PONT31981–1992
Locations
LocationPatentsSpan
Hockessin, Delaware, US21991–1992
Wilmington, Delaware, US11981