Inventor

Keith Whiston

Inventor

Darlington, GB

Overview

13→

Patents

2002–2018

Patent span

Chemistry

Primary field (CPC C)

Patents· 13 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 chemistry14%

C07CAcyclic or carbocyclic compounds14%

C07DHeterocyclic compounds14%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium8%

C22BProduction and refining of metals8%

Y10TTechnical subjects covered by former us classification8%

C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals6%

Y02PClimate change mitigation technologies in the production or processing of goods6%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds3%

C08JWorking-up3%

PatentTitleYear

10,143,999Nickel having high ligand-complexation activity and methods for making the same2018 9,981,257Metal-ligand catalyst formation2018 9,687,836'Nickel form for preparation of catalytic nickel-ligand complexes'2017 9,221,852'Method for making organodiphosphites from phosphorochloridites characterized by measuring side-product levels to determine further additions'2015 9,050,591'Nickel form for preparation of catalytic nickel-ligand complexes'2015 8,772,438'Preparation of polyamides'2014 8,686,134'Ionic liquids'2014 8,345,407'Low viscosity ionic liquids'2013 8,088,917'Ionic liquids'2012 7,772,293'Ionic liquid solvents and a process for the depolymerization of polyamides'2010 7,560,566'Process for producing heteroaromatic carboxylic acids'2009 7,442,841'Extraction process'2008 6,348,621'Process for the carbonylation of ethylene and catalyst system for use therein'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Based in County Durham, GB· patent location history

2008–2018Patents assigned to INVISTA NORTH AMERICA SARL (11)· patent assignee history

2008–2018Based in Darlington, GB· patent location history

2012–2018Patents assigned to WHISTON KEITH (6)· patent assignee history

2012–2014Patents assigned to FORSYTH STEWART (2)· patent assignee history

2013–2014Patents assigned to SEDDON KENNETH RICHARD (3)· patent assignee history

2015–2018Patents assigned to MEDHEKAR VINAY (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
INVISTA NORTH AMERICA SARL	11	2008–2018
WHISTON KEITHself	6	2012–2018
SEDDON KENNETH RICHARD	3	2013–2014
FORSYTH STEWART	2	2012–2014
MEDHEKAR VINAY	2	2015–2018

Locations

Location	Patents	Span
Darlington, GB	12	2008–2018
County Durham, GB	1	2002