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Cyclopropane Carboxylic Acid Synthesis Methods

Favicon for changeflow.com USPTO Patent Applications - Organic Chemistry (C07D)
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Summary

The USPTO published patent application US20260092040A1 for methods of preparing substituted cyclopropane carboxylic acid compounds. Inventors Nikolaos Papaioannou, Michael Jonathan Fray, Andreas Rennhack, and Sarah Jocelyn Fink filed the application on September 20, 2023 (Application No. 19113778). The application covers synthetic routes for these chemical compounds, which have potential uses in pharmaceutical development.

Published by USPTO on changeflow.com . Detected, standardized, and enriched by GovPing. Review our methodology and editorial standards .

What changed

The USPTO published patent application US20260092040A1 covering methods of synthesizing substituted cyclopropane carboxylic acids. The application includes four inventors and claims priority from a 2023 filing date. The published abstract describes the invention as providing methods of preparing substituted cyclopropane compounds, classified under CPC codes C07D 239/26, C07D 239/42, and C07D 471/04, indicating applications in heterocyclic chemistry.

Patent applicants and companies in the pharmaceutical or agrochemical sectors should review the published claims to assess potential overlap with their own R&D activities or existing patent portfolios. No compliance deadlines or regulatory obligations are associated with this publication. Companies developing cyclopropane-based compounds may wish to conduct freedom-to-operate analyses given this published application.

Archived snapshot

Apr 2, 2026

GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.

← USPTO Patent Applications

SYNTHESIS OF CYCLOPROPANE CARBOXYLIC ACIDS

Application US20260092040A1 Kind: A1 Apr 02, 2026

Inventors

Nikolaos Papaioannou, Michael Jonathan Fray, Andreas Rennhack, Sarah Jocelyn Fink

Abstract

The present disclosure provides methods of preparing substituted cyclopropane compounds.

CPC Classifications

C07D 239/26 C07D 239/42 C07D 471/04

Filing Date

2023-09-20

Application No.

19113778

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Named provisions

Abstract Inventors CPC Classifications

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Classification

Agency
USPTO
Published
April 2nd, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Draft
Change scope
Minor
Document ID
US20260092040A1

Who this affects

Applies to
Pharmaceutical companies Drug manufacturers Manufacturers
Industry sector
3254 Pharmaceutical Manufacturing 3241 Chemical Manufacturing
Activity scope
Patent Filing Chemical Synthesis Methods
Geographic scope
United States US

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Pharmaceuticals Chemical Manufacturing

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