Inventor

Jan Cornelis van der Waal

Inventor

Amsterdam, NL

Overview

1977–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 35 as inventor

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

C07Cprimary

C07CAcyclic or carbocyclic compounds30%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry23%

C07DHeterocyclic compounds9%

H01JElectric discharge tubes or discharge lamps8%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%

Y02PClimate change mitigation technologies in the production or processing of goods5%

C08LCompositions of macromolecular compounds4%

C07BGeneral methods of organic chemistry3%

C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals3%

B27KProcesses, apparatus or selection of substances for impregnating, staining, dyeing, bleaching of wood or similar materials, or treating of wood or similar materials with permeant liquids, not otherwise provided for1%

PatentTitleYear

10,858,601Fuel composition comprising humins2020 10,787,748Process for the preparation of an aromatic dicarboxylic acid2020 10,752,747Humins-containing foam2020 10,550,128Hydrogenated Diels-Alder adducts and lactone compounds2020 10,435,799Process for the purification of a carboxylic acid-containing composition2019 10,377,727Process for the preparation of gamma-valerolactone2019 10,370,319Process for the manufacture of an adipic acid product2019 10,294,180Process for preparing ethylene glycol from a carbohydrate source2019 10,266,546Process for the preparation of a benzene compound2019 10,233,138Process for preparing ethylene glycol from a carbohydrate source2019 10,138,184Continuous process for preparing ethylene glycol from a carbohydrate source2018 10,131,600Process for preparing ethylene glycol from a carbohydrate2018 10,093,637Process for the catalysed conversion of psicose into 5-hydroxymethylfurfural or an alkyl ether thereof2018 9,896,543'Composition comprising furfuryl alcohol'2018 9,434,708'Process for carrying out a reaction involving a liquid reaction mixture'2016 8,889,923'Synthesis of ethanol from biomass'2014 8,853,122'Ethanol production from acetic acid utilizing a cobalt catalyst'2014 8,536,367'Vinyl ester production from acetylene and carboxylic acid utilizing homogeneous catalyst'2013 8,487,143'Ethanol production from acetic acid utilizing a cobalt catalyst'2013 8,461,395'Synthesis of acetaldehyde from a carbon source'2013 8,450,535'Ethanol production from acetic acid utilizing a cobalt catalyst'2013 8,350,098'Ethanol production from acetic acid utilizing a molybdenum carbide catalyst'2013 8,227,644'Direct and selective production of acetaldehyde from acetic acid utilizing a supported metal catalyst'2012 8,173,830'Vinyl ester production from acetylene and carboxylic acid utilizing homogeneous catalyst'2012 7,994,368'Direct and selective production of acetaldehyde from acetic acid utilizing a supported metal catalyst'2011 7,982,065'Vinyl ester production from acetylene and carboxylic acid utilizing heterogeneous catalyst'2011 7,820,852'Direct and selective production of ethyl acetate from acetic acid utilizing a bimetal supported catalyst'2010 7,816,565'Direct and selective production of acetaldehyde from acetic acid utilizing a supported metal catalyst'2010 7,608,744'Ethanol production from acetic acid utilizing a cobalt catalyst'2009 5,086,250'Color cathode ray tube having shadow mask with some long, narrow apertures'1992 4,866,466'Method of producing a color picture tube screen'1989 4,442,376'Color display tube having heavy metal coating on color selection electrode'1984 4,339,516'Method of manufacturing reproduction masks for producing a pattern of elongate apertures in a shadow mask of a color cathode ray tube'1982 4,090,389'Method of drawing a shadow mask'1978 4,065,695'Cathode ray tube screen having charge-retaining layer apertured in registration with color elements'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1992Based in Eindhoven, NL· patent location history

2009–2014Patents assigned to CELANESE INT CORP (14)· patent assignee history

2009–2014Based in Delft, NL· patent location history

2012–2014Patents assigned to VAN DER WAAL JAN CORNELIS (8)· patent assignee history

2012–2014Patents assigned to CHAPMAN JOSEFINA T (6)· patent assignee history

2012–2014Patents assigned to CHEN LAIYUAN (6)· patent assignee history

2016–2020Based in Amsterdam, NL· patent location history

2018–2020Patents assigned to AVANTIUM KNOWLEDGE CENTRE BV (10)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CELANESE INT CORP	14	2009–2014
AVANTIUM KNOWLEDGE CENTRE BV	10	2018–2020
VAN DER WAAL JAN CORNELISself	8	2012–2014
CHAPMAN JOSEFINA T	6	2012–2014
CHEN LAIYUAN	6	2012–2014

Locations

Location	Patents	Span
Amsterdam, NL	15	2016–2020
Delft, NL	14	2009–2014
Eindhoven, NL	6	1977–1992