Inventor · disambiguated record
Nina Challand
Also filed as: CHALLAND NINA
4 granted patents·4 pending applications·6 citations·filing 2006–2013
63Inventor score
Top patents by PatentIndex Score
8 records- 0183US8436169B2Process for preparing 1,4-bishydroxyethylpiperazineWIGBERS CHRISTOF WILHELM·Filed 2011·Granted May 7, 2013·4 cites·16 claims
- 0271US8153820B2Method for the production of N-substituted (3-dihalomethyl-1-methylpyrazol-4-yl) carboxamidesZIERKE THOMAS·Filed 2008·Granted Apr 10, 2012·1 cites·29 claims
- 0370US8981093B2Process for preparing piperazineBASF SE·Filed 2013·Granted Mar 17, 2015·1 cites·34 claims
- 0442US2013331574A1Process for Preparing PiperazineBASF SE·Filed 2013·Application pending·0 cites
- 0542US2008249264A1Method For Producing Highly Reactive Isobutylene Homo-Or Copolymers from Technical Flows of C4-Hydrocarbon Using Bronsted Acid Catalyst ComplexesBASF SE·Filed 2006·Application pending·0 cites
- 0640US8703992B2Method for producing aromatic and heteroaromatic carboxylic acids, carboxylic acid esters and carboxylic acid amidesCHALLAND NINA·Filed 2009·Granted Apr 22, 2014·0 cites·35 claims
- 0738US2010063320A1Method for producing formic acidCHALLAND NINA·Filed 2008·Application pending·0 cites
- 0837US2008249267A1Method for Producing Highly Reactive Isobutylene Homo-or Copolymers Using Boron-Containing Catalyst ComplexesBASF SE·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →