Assignee
EVONIK OPERATIONS GMBH
DE·585 granted patents·496 pending applications·690 citations·filing 2012–2025
Top patents by PatentIndex Score
1,081 records- 0199US11286366B2Process for recycling siliconesEVONIK OPERATIONS GMBH·Filed 2020·Granted Mar 29, 2022·8 cites·20 claims
- 0299US11220578B2Process for producing SiOC-bonded polyether siloxanes branched in the siloxane portionEVONIK OPERATIONS GMBH·Filed 2020·Granted Jan 11, 2022·6 cites·17 claims
- 0398US11498996B2Process for producing polyoxyalkylene polysiloxane block polymersEVONIK OPERATIONS GMBH·Filed 2020·Granted Nov 15, 2022·4 cites·16 claims
- 0498US11472822B2Process for purifying acetoxysiloxanesEVONIK OPERATIONS GMBH·Filed 2020·Granted Oct 18, 2022·7 cites·9 claims
- 0598US11286351B2Process for producing acetoxy-bearing siloxanesEVONIK OPERATIONS GMBH·Filed 2020·Granted Mar 29, 2022·9 cites·20 claims
- 0698US11066429B2Process for producing acetoxy-bearing siloxanesEVONIK OPERATIONS GMBH·Filed 2020·Granted Jul 20, 2021·21 cites·16 claims
- 0798US10954344B2SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymersEVONIK OPERATIONS GMBH·Filed 2019·Granted Mar 23, 2021·21 cites·18 claims
- 0898US10836867B2Composition containing platinumEVONIK OPERATIONS GMBH·Filed 2015·Granted Nov 17, 2020·13 cites·9 claims
- 0997US11279804B2SiOC-based polyethersiloxanesEVONIK OPERATIONS GMBH·Filed 2020·Granted Mar 22, 2022·7 cites·24 claims
- 1097US11261298B2Tailored SiOC-based polyethersiloxanesEVONIK OPERATIONS GMBH·Filed 2020·Granted Mar 1, 2022·8 cites·21 claims
- 1196US11905376B2SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymersEVONIK OPERATIONS GMBH·Filed 2021·Granted Feb 20, 2024·2 cites·21 claims
- 1296US11420985B2Acetoxy systemsEVONIK OPERATIONS GMBH·Filed 2020·Granted Aug 23, 2022·4 cites·15 claims
- 1396US11377523B2Process for producing non-cyclic alkoxy-functional polysiloxanesEVONIK OPERATIONS GMBH·Filed 2020·Granted Jul 5, 2022·5 cites·17 claims
- 1496US11345783B2Linear polydimethylsiloxane-polyoxyalkylene block copolymers of the structure type ABAEVONIK OPERATIONS GMBH·Filed 2019·Granted May 31, 2022·5 cites·12 claims
- 1596US11021575B2Process for producing acetoxy-bearing siloxanesEVONIK OPERATIONS GMBH·Filed 2019·Granted Jun 1, 2021·15 cites·16 claims
- 1696US10793662B2Nitrogen-containing compounds suitable for use in the production of polyurethanesEVONIK OPERATIONS GMBH·Filed 2015·Granted Oct 6, 2020·9 cites·13 claims
- 1795US11819832B2Catalytic reactorEVONIK OPERATIONS GMBH·Filed 2020·Granted Nov 21, 2023·5 cites·20 claims
- 1895US11629109B2Extractive distillation column system and the use thereof in the separation of butenes from C4-hydrocarbon streamsEVONIK OPERATIONS GMBH·Filed 2022·Granted Apr 18, 2023·5 cites·18 claims
- 1995US11359056B2Linear polydimethylsiloxane-polyoxyalkylene block copolymers of the structure type ABAEVONIK OPERATIONS GMBH·Filed 2019·Granted Jun 14, 2022·4 cites·18 claims
- 2095US11332591B2Production of PU foamsEVONIK OPERATIONS GMBH·Filed 2020·Granted May 17, 2022·3 cites·12 claims
- 2195US11021608B2Aqueous polyorganosiloxane hybrid resin dispersionEVONIK OPERATIONS GMBH·Filed 2019·Granted Jun 1, 2021·6 cites·14 claims
- 2295US11008275B2Process for preparing carboxylic acids or salts thereof from hydrocarbonsEVONIK OPERATIONS GMBH·Filed 2020·Granted May 18, 2021·5 cites·19 claims
- 2395US10899986B2Substituted Mannich base fuel additives, compositions, and methodsEVONIK OPERATIONS GMBH·Filed 2017·Granted Jan 26, 2021·42 cites·16 claims
- 2495US10787464B2Zinc ketoiminate complexes as catalysts for the production of polyurethanesEVONIK OPERATIONS GMBH·Filed 2018·Granted Sep 29, 2020·14 cites·20 claims
- 2594US11866399B2Process for hydroformylation of olefins using Pt and bromineEVONIK OPERATIONS GMBH·Filed 2022·Granted Jan 9, 2024·1 cites·14 claims
- 2694US11739042B2Process for hydroformylation of olefins using Pt and iodine or bromineEVONIK OPERATIONS GMBH·Filed 2022·Granted Aug 29, 2023·1 cites·15 claims
- 2794US11401224B2Method for the preparation of C3—C12-alcohols by catalytic hydrogenation of the corresponding aldehydesEVONIK OPERATIONS GMBH·Filed 2019·Granted Aug 2, 2022·9 cites·20 claims
- 2894US11254819B2Curing agent mixtureEVONIK OPERATIONS GMBH·Filed 2020·Granted Feb 22, 2022·5 cites·22 claims
- 2994US11236204B2Production of SiOC-bonded polyether siloxanesEVONIK OPERATIONS GMBH·Filed 2020·Granted Feb 1, 2022·4 cites·24 claims
- 3094US10654784B2Process for hydroformylating short-chain olefins in the gas phaseEVONIK OPERATIONS GMBH·Filed 2019·Granted May 19, 2020·10 cites·20 claims
- 3194US10647650B2Process for hydroformylating short-chain olefins using a heterogenized catalyst system without ionic liquidEVONIK OPERATIONS GMBH·Filed 2019·Granted May 12, 2020·13 cites·20 claims
- 3294US10596728B2Polymer powder for powder bed fusion methodsEVONIK OPERATIONS GMBH·Filed 2016·Granted Mar 24, 2020·6 cites·20 claims
- 3393US11090637B2Fixed catalyst bed comprising metal foam bodiesEVONIK OPERATIONS GMBH·Filed 2017·Granted Aug 17, 2021·9 cites·17 claims
- 3493US10995174B2Production of polyurethane systemsEVONIK OPERATIONS GMBH·Filed 2018·Granted May 4, 2021·10 cites·11 claims
- 3593US10882027B2Process for producing an oligomerization catalystEVONIK OPERATIONS GMBH·Filed 2019·Granted Jan 5, 2021·6 cites·20 claims
- 3693US10875981B2Tripentyl esters of trimellitic acidEVONIK OPERATIONS GMBH·Filed 2018·Granted Dec 29, 2020·4 cites·17 claims
- 3793US10850261B2Oligomerization catalyst and process for the production thereofEVONIK OPERATIONS GMBH·Filed 2019·Granted Dec 1, 2020·8 cites·20 claims
- 3893US10633401B2Process for preparing isocyanates containing alkoxysilane groupsEVONIK OPERATIONS GMBH·Filed 2019·Granted Apr 28, 2020·3 cites·20 claims
- 3992US11912726B2Pt-xanthene-iodine complex and Pt-xanthene-bromine complexEVONIK OPERATIONS GMBH·Filed 2022·Granted Feb 27, 2024·1 cites·12 claims
- 4092US11260375B2Process and catalyst for preparing 1,4-butanediolEVONIK OPERATIONS GMBH·Filed 2017·Granted Mar 1, 2022·7 cites·20 claims
- 4192US11117837B2Polyamide powder for selective sintering methodsEVONIK OPERATIONS GMBH·Filed 2017·Granted Sep 14, 2021·6 cites·12 claims
- 4292US10870723B2Production of polyurethane foamEVONIK OPERATIONS GMBH·Filed 2016·Granted Dec 22, 2020·4 cites·18 claims
- 4392US10731097B2Viscosity index improvers with defined molecular weight distributionsEVONIK OPERATIONS GMBH·Filed 2018·Granted Aug 4, 2020·6 cites·17 claims
- 4492US10633610B2Comb polymers for improving Noack evaporation loss of engine oil formulationsEVONIK OPERATIONS GMBH·Filed 2017·Granted Apr 28, 2020·7 cites·19 claims
- 4591US11976373B2Method for electrochemically producing alkane dicarboxylic acids by means of a ring-opening oxidation using a doped Ni(O)OH foam electrodeEVONIK OPERATIONS GMBH·Filed 2021·Granted May 7, 2024·3 cites·20 claims
- 4691US11795142B2Method for preparing guanidino acetic acidEVONIK OPERATIONS GMBH·Filed 2021·Granted Oct 24, 2023·2 cites·3 claims
- 4791US11606963B2Composition containing glycolipids and preservativesEVONIK OPERATIONS GMBH·Filed 2017·Granted Mar 21, 2023·4 cites·20 claims
- 4891US11591448B2Physical reutilization of siliconized sheetsEVONIK OPERATIONS GMBH·Filed 2021·Granted Feb 28, 2023·1 cites·20 claims
- 4991US10618921B2Halogermanides and methods for the preparation thereofEVONIK OPERATIONS GMBH·Filed 2018·Granted Apr 14, 2020·3 cites·7 claims
- 5090US11523992B2Process for preparing filled hard-shell capsules with (meth)acrylate copolymer based coatings with a capsule-filling machineEVONIK OPERATIONS GMBH·Filed 2020·Granted Dec 13, 2022·4 cites·14 claims
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