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Inventor

Marcel de Vreede

Inventor
Barendrecht, NL

Overview

40→
Patents
2003–2018
Patent span
Chemistry
Primary field (CPC C)

Patents· 40 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds53%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry35%
B01FMixing, e.g. dissolving, emulsifying or dispersing4%
C07BGeneral methods of organic chemistry4%
Y02PClimate change mitigation technologies in the production or processing of goods4%
PatentTitleYear
10,029,973Optimized liquid-phase oxidation20188,685,334'Optimized liquid-phase oxidation'20148,501,986'Optimized liquid-phase oxidation'20138,178,054'Optimized liquid-phase oxidation'20127,977,505'Optimized liquid-phase oxidation'20117,959,879'Optimized production of aromatic dicarboxylic acids'20117,960,581'Optimized liquid-phase oxidation'20117,910,769'Optimized liquid-phase oxidation'20117,910,071'Optimized liquid-phase oxidation'20117,901,636'Optimized liquid-phase oxidation'20117,897,810'Optimized production of aromatic dicarboxylic acids'20117,897,809'Process to produce an enrichment feed'20117,888,530'Optimized production of aromatic dicarboxylic acids'20117,741,515'Optimized liquid-phase oxidation'20107,692,037'Optimized liquid-phase oxidation'20107,692,036'Optimized liquid-phase oxidation'20107,659,427'Optimized liquid-phase oxidation'20107,608,732'Optimized liquid-phase oxidation'20097,608,733'Optimized liquid-phase oxidation'20097,589,231'Optimized liquid-phase oxidation'20097,572,932'Optimized liquid-phase oxidation'20097,572,936'Optimized liquid-phase oxidation'20097,568,361'Optimized liquid-phase oxidation'20097,563,926'Optimized liquid-phase oxidation'20097,556,784'Optimized production of aromatic dicarboxylic acids'20097,507,857'Optimized liquid-phase oxidation'20097,504,535'Optimized liquid-phase oxidation'20097,501,537'Polycarboxylic acid production system employing oxidative digestion with reduced or eliminated upstream liquor exchange'20097,494,641'Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acid'20097,495,125'Optimized liquid-phase oxidation'20097,482,482'Optimized liquid-phase oxidation'20097,452,522'Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acid'20087,399,882'Optimized liquid-phase oxidation'20087,390,921'Optimized liquid-phase oxidation'20087,381,386'Extraction process for removal of impurities from mother liquor in the synthesis of carboxylic acid'20087,381,836'Optimized liquid-phase oxidation'20087,371,894'Optimized liquid-phase oxidation'20087,351,396'Extraction process for removal of impurities from an aqueous mixture'20087,342,128'Method for oxidizing a slurry composition in a post oxidation zone in the presence of added steam'20086,504,051'Process for production of aromatic carboxylic acids with improved water removal technique'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2011Patents assigned to EASTMAN CHEM CO (34)· patent assignee history
2003Based in Poortugaal, NL· patent location history
2008–2018Based in Barendrecht, NL· patent location history
2008–2009Based in Kingsport, TN, US· patent location history
2011–2018Patents assigned to GRUPO PETROTEMEX SA DE CV (6)· patent assignee history
2012–2014Patents assigned to DE VREEDE MARCEL (3)· patent assignee history
2012–2014Patents assigned to PARTIN LEE REYNOLDS (3)· patent assignee history
2012–2014Patents assigned to STRASSER WAYNE SCOTT (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EASTMAN CHEM CO342003–2011
GRUPO PETROTEMEX SA DE CV62011–2018
DE VREEDE MARCELself32012–2014
PARTIN LEE REYNOLDS32012–2014
STRASSER WAYNE SCOTT32012–2014
Locations
LocationPatentsSpan
Barendrecht, NL352008–2018
Kingsport, TN, US42008–2009
Poortugaal, NL12003