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Inventor

Ben De Lange

Inventor
Echt, NL

Overview

15→
Patents
1994–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 15 as inventor

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

C07Dprimary
C07DHeterocyclic compounds62%
C07CAcyclic or carbocyclic compounds14%
G11BInformation storage based on relative movement between record carrier and transducer10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%
PatentTitleYear
10,246,423Process for preparing statin precursor20199,676,729'Amine salts of pitavastatin and rosuvastatin'20179,630,906'Amine salts of pitavastatin and rosuvastatin'20179,260,423'Process for the preparation of a thioprecursor for statins'20169,150,562'Process for the preparation of diol sulfones'20159,126,975'Process for the preparation of statins in the presence of base'20158,987,478'Process for the preparation of a statin precursor'20158,865,900'Methyltetrazole sulfides and sulfones'20148,563,279'Convergent synthesis of renin inhibitors and intermediates useful therein'20138,420,683'5 substituted hydantoins'20138,263,784'Method for the synthesis of a ramipril intermediate'20128,105,807'Carbamoylglycine derivatives'20127,732,621'Process for the preparation of enantiomerically enriched indoline-2-carboxylic acid'20105,432,032'Method of writing, reading and erasing information'19955,322,750'Optical recording medium'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1995Patents assigned to PHILIPS CORP (2)· patent assignee history
1994–1995Based in Groningen, NL· patent location history
2010–2013Patents assigned to DSM IP ASSETS BV (3)· patent assignee history
2010–2013Based in Munstergeleen, NL· patent location history
2012–2019Patents assigned to DSM SINOCHEM PHARM NL BV (10)· patent assignee history
2012–2015Patents assigned to DE LANGE BEN (7)· patent assignee history
2012–2015Patents assigned to HEEMSKERK DENNIS (4)· patent assignee history
2014–2019Based in Echt, NL· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DSM SINOCHEM PHARM NL BV102012–2019
DE LANGE BENself72012–2015
HEEMSKERK DENNIS42012–2015
DSM IP ASSETS BV32010–2013
PHILIPS CORP21994–1995
Locations
LocationPatentsSpan
Echt, NL82014–2019
Munstergeleen, NL52010–2013
Groningen, NL21994–1995