Inventor · disambiguated record
Roland Callens
Also filed as: CALLENS ROLAND
26 granted patents·7 pending applications·69 citations·filing 1988–2019
94Inventor score
Files withSOLVAY21CALLENS ROLAND4VALLAURIX PTE LTD3ALBA THERAPEUTICS CORP1CORDEN PHARMA BRUSSELS PC1
Top patents by PatentIndex Score
33 records- 0187US9051349B2Larazotide acetate compositionsALBA THERAPEUTICS CORP·Filed 2013·Granted Jun 9, 2015·8 cites·8 claims
- 0279US8546530B2Process for the manufacture of persilylated peptidesCALLENS ROLAND·Filed 2008·Granted Oct 1, 2013·6 cites·12 claims
- 0376US4954616AUse of guanidine-related compounds comprising a substituted tetraphenylborate ion in solution phase peptide synthesisSOLVAY·Filed 1988·Granted Sep 4, 1990·13 cites·4 claims
- 0475US4923966AUse of guanidine-related compounds comprising a tetraphenyl-borate ion in solution phase peptide synthesisSOLVAY·Filed 1988·Granted May 8, 1990·12 cites·4 claims
- 0572US11286288B2Pharmaceutical compoundVALLAURIX PTE LTD·Filed 2019·Granted Mar 29, 2022·1 cites·11 claims
- 0670US6743373B1Process for the separation of enantiomers and enantiopure reagentSOLVAY·Filed 2000·Granted Jun 1, 2004·5 cites·24 claims
- 0770US5262567ACompound including a guanidine group and an unsubstituted tetraphenylborate ionSOLVAY·Filed 1992·Granted Nov 16, 1993·13 cites·1 claims
- 0867US10508142B2Pharmaceutical compoundVALLAURIX PTE LTD·Filed 2016·Granted Dec 17, 2019·1 cites·8 claims
- 0966US9611291B2Use of a tetraphenylborate (TPB) salt for the separation of biomoleculesCALLENS ROLAND·Filed 2009·Granted Apr 4, 2017·0 cites·23 claims
- 1063US9409946B2Peptide manufacturing processCALLENS ROLAND·Filed 2008·Granted Aug 9, 2016·0 cites·18 claims
- 1163US7138538B2Process for the separation of enantiomers and enantiopure reagentSOLVAY·Filed 2004·Granted Nov 21, 2006·2 cites·12 claims
- 1261US7030214B2Ureins derived from α, ω, diamino acids and process for their preparationSOLVAY·Filed 2001·Granted Apr 18, 2006·2 cites·15 claims
- 1360US8415454B2Process for the manufacture of peptidesJOSHI SATISH·Filed 2007·Granted Apr 9, 2013·1 cites·22 claims
- 1460US7176223B2Method for synthesis of 5-(3-pyridylmethylene-)imidazolidine-2,4-dioneSOLVAY·Filed 2005·Granted Feb 13, 2007·0 cites·17 claims
- 1553US10174075B2Use of a tetraphenylborate (TPB) salt for the separation of biomoleculesCORDEN PHARMA BRUSSELS PC·Filed 2017·Granted Jan 8, 2019·0 cites·11 claims
- 1653US2013210147A1Bioactive amino acid sequence and use therefromJEANNIN LAURENT·Filed 2011·Application pending·0 cites
- 1751US2011105722A1Peptide synthesis method using n-carboxyanhydride (UNCA)SOLVAY·Filed 2009·Application pending·0 cites
- 1850US6967253B2Method for synthesis of 5-(3-pyridylmethylene-)imidazolidine-2,4-dioneSOLVAY·Filed 2002·Granted Nov 22, 2005·0 cites·18 claims
- 1949US2010280221A1Peptide production and purification processSOLVAY·Filed 2008·Application pending·0 cites
- 2048US7528228B2Method for synthesizing peptides comprising at least one glycine moleculeSOLVAY·Filed 2003·Granted May 5, 2009·0 cites·16 claims
- 2146US6310178B1Ureins derived from α, ω-diamino acids and process for their preparationSOLVAY·Filed 2000·Granted Oct 30, 2001·0 cites·11 claims
- 2245US7538245B2Process for the manufacture of an enantiopure compoundSOLVAY·Filed 2004·Granted May 26, 2009·0 cites·20 claims
- 2343US9175019B2Industrial process for the preparation of N-alkyl-N-trialkylsilylamidesCALLENS ROLAND·Filed 2012·Granted Nov 3, 2015·0 cites·18 claims
- 2442US2013281602A1Thermo-responsive polymer covalently bound with a peptideSAIANI ALBERTO·Filed 2011·Application pending·0 cites
- 2538US7767073B2Organic salts and their use as reagents in electrochemical reactionsSOLVAY·Filed 2003·Granted Aug 3, 2010·0 cites·14 claims
- 2638US2008027211A1Enantiopure Heterocyclic Compound Useful for the Preparation of Peptides Which Can Be Potentially Used as MedicamentsSOLVAY·Filed 2005·Application pending·0 cites
- 2736US5506362AProcess for the preparation of an α-amino acid amideSOLVAY·Filed 1994·Granted Apr 9, 1996·3 cites·12 claims
- 2836US2006276673A1Process for producing amino acid derivativesSOLVAY·Filed 2004·Application pending·0 cites
- 2934US7592476B2Process for producing enantiopure β-amino acid derivatives, and enantiopure β-amino acid derivativesSOLVAY·Filed 2004·Granted Sep 22, 2009·0 cites·15 claims
- 3033US5770692ACarbamoylation of amino groups in peptides via N-aryloxycarbonyl intermediatesSOLVAY·Filed 1994·Granted Jun 23, 1998·2 cites·14 claims
- 3132US2018086789A1Pharmaceutical compoundVALLAURIX PTE LTD·Filed 2016·Application pending·0 cites
- 3231US6060586AUreins derived from alpha, omega-diamono acids and process for their preparationSOLVAY·Filed 1997·Granted May 9, 2000·0 cites·8 claims
- 3328US5965770AN-aryloxycarbonyl amino acids and peptides and their derivativesSOLVAY·Filed 1997·Granted Oct 12, 1999·0 cites·4 claims
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