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Inventor

Sandra Urquhart

Inventor
Paterson, NJ, US

Overview

2→
Patents
1988–2008
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 compounds50%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium50%
PatentTitleYear
7,326,814'Minimization of volatile organic sulphur byproducts in dimethyl sulfate quaternization of amines made with hypophorous acid'20084,786,740'Work-up of dialkyl phosphorodithioic acid esters'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to STAUFFER CHEMICAL CO (1)· patent assignee history
1988Based in Wallington, NJ, US· patent location history
2008Patents assigned to AKZO NOBEL NV (1)· patent assignee history
2008Based in Paterson, NJ, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AKZO NOBEL NV12008
STAUFFER CHEMICAL CO11988
Locations
LocationPatentsSpan
Paterson, New Jersey, US12008
Wallington, New Jersey, US11988