Inventor · disambiguated record
Paul Adriaan Van Der Schaaf
Also filed as: SCHAAF PAUL ADRIAAN VAN DER · VAN DER SCHAAF PAUL · VAN DER SCHAAF PAUL A · VAN DER SCHAAF PAUL ADRIAAN
48 granted patents·25 pending applications·757 citations·filing 1994–2023
98Inventor score
Files withCIBA SC HOLDING AG34NISSAN CHEMICAL IND LTD8NISSAN CHEMICAL CORP5BASF SE4CHEBOTAREVA NATALIA2
Top patents by PatentIndex Score
73 records- 0192US8557993B2Crystalline forms of pitavastatin calciumNISSAN CHEMICAL IND LTD·Filed 2012·Granted Oct 15, 2013·10 cites·39 claims
- 0292US6281307B1Polymerizable composition, process for producing cross linked polymers, and cross-linkable polymersCIBA SC HOLDING AG·Filed 1996·Granted Aug 28, 2001·72 cites·27 claims
- 0391US8138303B2PolymersCHEBOTAREVA NATALIA·Filed 2007·Granted Mar 20, 2012·19 cites·10 claims
- 0490US7594962B2Process for the production of porous inorganic materials or a matrix material containing nanoparticlesCIBA SC HOLDING AG·Filed 2004·Granted Sep 29, 2009·30 cites·14 claims
- 0590US7442838B2Polymorphic forms of sertraline hydrochlorideCIBA SC HOLDING AG·Filed 2005·Granted Oct 28, 2008·12 cites·9 claims
- 0688US7262319B2Phenolic antioxidants in crystalline formCIBA SC HOLDING AG·Filed 2003·Granted Aug 28, 2007·34 cites·17 claims
- 0788US2023322680A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL CORP·Filed 2023·Application pending·0 cites
- 0887US6696479B2Crystalline formsCIBA SC HOLDING AG·Filed 2002·Granted Feb 24, 2004·31 cites·17 claims
- 0987US6077805AHexacoordinated ruthenium or osmium carbene catalystsCIBA SC HOLDING AG·Filed 1998·Granted Jun 20, 2000·42 cites·4 claims
- 1087US5973085AMonomers and composition which can be crosslinked and crosslinked polymersCIBA SC HOLDING AG·Filed 1995·Granted Oct 26, 1999·33 cites·32 claims
- 1185US6323295B1Polymerizable composition, process for producing cross-linked polymers and crosslinkable polymersCIBA SC HOLDING AG·Filed 1996·Granted Nov 27, 2001·48 cites·44 claims
- 1284US8853405B2Crystalline forms of pitavastatin calciumNISSAN CHEMICAL IND LTD·Filed 2013·Granted Oct 7, 2014·3 cites·30 claims
- 1383US6939992B2Polymorphic forms of sertraline hydrochlorideCIBA SC HOLDING AG·Filed 2003·Granted Sep 6, 2005·18 cites·9 claims
- 1482US10501869B2Filaments based on a coated core materialBASF SE·Filed 2016·Granted Dec 10, 2019·4 cites·20 claims
- 1582US8177901B2Porous inorganic materials of silcon and oxygenBUJARD PATRICE·Filed 2009·Granted May 15, 2012·4 cites·4 claims
- 1682US6235856B1Polymerization of dicyclopentadieneCIBA SC HOLDING AG·Filed 1995·Granted May 22, 2001·42 cites·42 claims
- 1782US5998326ATwo-component catalyst for ROMPCIBA SC HOLDING AG·Filed 1998·Granted Dec 7, 1999·32 cites·8 claims
- 1882US2022169614A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL CORP·Filed 2022·Application pending·0 cites
- 1981US6306987B1Ruthenium and osmium catalystsCIBA SC HOLDING AG·Filed 1998·Granted Oct 23, 2001·54 cites·6 claims
- 2080US6872853B1Polymorphic forms of sertraline hydrochlorideCIBA SC HOLDING AG·Filed 2000·Granted Mar 29, 2005·17 cites·6 claims
- 2179US7932387B2Crystalline forms of rosuvastatin calcium saltBASF SE·Filed 2006·Granted Apr 26, 2011·3 cites·9 claims
- 2279US6417363B1Heterocyclyl ligand containing ruthenium and osmium catalystsCIBA SC HOLDING AG·Filed 1998·Granted Jul 9, 2002·25 cites·14 claims
- 2376US2021002227A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL CORP·Filed 2020·Application pending·0 cites
- 2475US6864325B2Romp with oligomeric UV-absorbersCIBA SC HOLDING AG·Filed 2001·Granted Mar 8, 2005·13 cites·21 claims
- 2574US7777049B2Crystalline forms of Rizatriptan benzoateRATIOPHARM GMBH·Filed 2005·Granted Aug 17, 2010·1 cites·14 claims
- 2674US7045661B2Crystalline forms of venlafaxine hydrochlorideCIBA SC HOLDING AG·Filed 2005·Granted May 16, 2006·2 cites·9 claims
- 2774US2020148644A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL CORP·Filed 2020·Application pending·0 cites
- 2873US6171995B1Catalyst mixture for ring-opening metathesis polymerizationCIBA SPECIALTY CHEMCIALS CORP·Filed 1997·Granted Jan 9, 2001·24 cites·6 claims
- 2973US2019256469A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL CORP·Filed 2019·Application pending·0 cites
- 3072US6858643B2Crystalline forms of Fluvastatin sodiumCIBA SC HOLDING AG·Filed 2001·Granted Feb 22, 2005·7 cites·22 claims
- 3172US6465554B1Ruthenium and osmium carbene carbonyl catalystsCIBA SC HOLDING AG·Filed 1999·Granted Oct 15, 2002·23 cites·7 claims
- 3271US7432380B2Crystalline form of Fluvastatin sodiumCIBA SC HOLDING AG·Filed 2004·Granted Oct 7, 2008·4 cites·8 claims
- 3371US2018346425A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL IND LTD·Filed 2018·Application pending·0 cites
- 3470US5912376AProcess for the preparation of catalystsCIBA SC HOLDING AG·Filed 1997·Granted Jun 15, 1999·15 cites·9 claims
- 3570US2009182008A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL IND LTD·Filed 2008·Application pending·0 cites
- 3669US6407190B1Ruthenium and osmium carbene catalystsCIBA SC HOLDING AG·Filed 1998·Granted Jun 18, 2002·31 cites·10 claims
- 3769US2018029987A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL IND LTD·Filed 2017·Application pending·0 cites
- 3869US2014364614A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL IND LTD·Filed 2014·Application pending·0 cites
- 3968US8492749B2Electroluminescent metal complexes with nucleophilic carbene ligandsPRETOT ROGER·Filed 2005·Granted Jul 23, 2013·2 cites·18 claims
- 4068US6906087B2Crystalline forms of venlafaxine hydrochlorideCIBA SPECIALTY CHEMICALS CORPA·Filed 2001·Granted Jun 14, 2005·5 cites·4 claims
- 4167US6900328B2Process for the synthesis of amine ethers from secondary amino oxidesCIBA SC HOLDING AG·Filed 2001·Granted May 31, 2005·3 cites·12 claims
- 4267US6620960B2Process for the preparation of substituted phenylacetonitrilesCIBA SC HOLDING AG·Filed 2001·Granted Sep 16, 2003·5 cites·14 claims
- 4366US2017022163A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL IND LTD·Filed 2016·Application pending·0 cites
- 4465US7538136B2Crystalline forms of atorvastatinTEVA PHARMA·Filed 2001·Granted May 26, 2009·1 cites·6 claims
- 4563US6008306AThermal metathesis polymerization process and a polymerisable compositionCIBA SC HOLDING AG·Filed 1995·Granted Dec 28, 1999·17 cites·35 claims
- 4663US2016024010A1Crystalline forms of pitavastatin calciumNISSAN CHEMICAL IND LTD·Filed 2015·Application pending·0 cites
- 4762US2012101126A1Crystalline forms of pitavastatin calciumVAN DER SCHAAF PAUL ADRIAAN·Filed 2011·Application pending·0 cites
- 4862US2008269315A1Crystalline formTEVA PHARMA·Filed 2008·Application pending·0 cites
- 4960US2006142582A1Crystalline forms of pitavastatin calciumVAN DER SCHAAF PAUL A·Filed 2004·Application pending·0 cites
- 5059US2006205805A1Crystalline forms of atorvastatinVAN DER SCHAAF PAUL A·Filed 2006·Application pending·0 cites
Showing the top 50 of 73 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →