Poly(thiophene-co-benzothiophene-co-dibenzothiophene) copolymers and process for preparation thereof
US-12534566-B2 · Jan 27, 2026 · US
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Kumar Umesh patents
Kumar Umesh is listed as an inventor on 11 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Kumar Umesh |
| Total patents | 11 |
| First publication | Jul 16, 2015 |
| Latest publication | Jan 27, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Ni IMPREGNATED METAL MODIFIED ZSM-5 CATALYST FOR DEHYDRATION OF AQUEOUS ETHANOL TO ETHYLENE AND PROCESS THEREOF
US-2025065314-A1 · Feb 27, 2025 · US
Process for the preparation of higher-grade vg bitumens using sulfur-based polymeric additives (sbpa)
US-2024318002-A1 · Sep 26, 2024 · US
Double metal cyanide catalyst for the production of polyether polyols and a process thereof
US-11898007-B2 · Feb 13, 2024 · US
Method for reactive desulfurization of crude oil and sulfur rich petroleum refinery fractions
US-11802249-B2 · Oct 31, 2023 · US
Schiff base incorporated double metal cyanide catalyst for the production of polyether polyols
US-2023340197-A1 · Oct 26, 2023 · US
Poly(thiophene-co-benzothiophene-co-dibenzothiophene) copolymers and process for preparation thereof
US-2023203240-A1 · Jun 29, 2023 · US
Method for Reactive Desulfurization of Crude Oil and Sulfur Rich Petroleum Refinery Fractions
US-2023091449-A1 · Mar 23, 2023 · US
Double Metal Cyanide Catalyst for the Production of Polyether Polyols and a Process Thereof
US-2022259374-A1 · Aug 18, 2022 · US
Composition for the colorimetric detection of water in hydrocarbon fuels and a process for the preparation thereof
US-9638680-B2 · May 2, 2017 · US
Recent patents
Latest publications not already listed above.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Council Scient Ind Res | 11 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C08G65/2663 | 3 |
| C08G65/12 | 2 |
| C07F1/06 | 2 |
| C07F3/06 | 2 |
| C07F15/02 | 2 |