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Industrial Scale Process for Preparing Prothioconazole

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Published March 25th, 2026
Detected April 1st, 2026
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Summary

The European Patent Office published application EP4045488A1 for Hikal Limited, covering an industrial scale process for preparing the fungicide Prothioconazole. The patent application was published March 25, 2026, with inventors including Nambiar, Ghosh, and others. Designated states cover all EU member states and EP extension countries.

What changed

The EPO published patent application EP4045488A1, filed by Hikal Limited, for an industrial scale process to prepare Prothioconazole, a triazole fungicide used in agricultural applications. The application (IPC: C07D 249/12, A01N 43/653) names eight inventors and designates all EU contracting states plus several additional European countries. Prothioconazole is a broad-spectrum fungicide active ingredient.

This is a patent publication only and does not create any compliance obligations for third parties. No action is required from chemical manufacturers, agricultural companies, or other entities. Competitors researching triazole fungicide synthesis may review the publication for prior art purposes. There are no deadlines, penalties, or required filings associated with this document.

Source document (simplified)

← EPO Patent Bulletin

AN INDUSTRIAL SCALE PROCESS FOR THE PREPARATION OF PROTHIOCONAZOLE

Publication EP4045488A1 Kind: A1 Mar 25, 2026

Applicants

Hikal Limited

Inventors

NAMBIAR, Sudhir, GHOSH, Santosh, L., Nagaprasada Rao, SAWANT, Pramod, LAMBATE, Vinayak, NIPUNGE, Dnyaneshwar, ATUL, Somwanshi

IPC Classifications

C07D 249/12 20060101AFI20230721BHEP A01N 43/653 20060101ALI20230721BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR

View original document →

Named provisions

Industrial Scale Process for Prothioconazole Preparation

Classification

Agency
EPO
Published
March 25th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
EP4045488A1

Who this affects

Industry sector
3254 Pharmaceutical Manufacturing 3241 Chemical Manufacturing 1111 Crop Production
Activity scope
Patent Protection
Geographic scope
European Union EU

Taxonomy

Primary area
Intellectual Property
Operational domain
Intellectual Property
Topics
Chemical Manufacturing

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