Changeflow GovPing Pharma & Drug Safety Scaleable Preparation of Polyketides
Routine Notice Added Final

Scaleable Preparation of Polyketides

Favicon for changeflow.com ChangeBridge: EPO Bulletin - Biotech (C12N)
Published March 25th, 2026
Detected April 1st, 2026
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Summary

The European Patent Office published EP4009966A1, a patent application by The Regents of the University of California for a scaleable method of preparing polyketides. The invention lists Michael Burkart, Warren Chan, Brian Leon, James La Clair, and Kelsey Trieger as inventors, with applications including anti-neoplastic uses (A61P 35/02).

What changed

The EPO published patent application EP4009966A1 for a scaleable polyketide preparation method developed by University of California researchers. The patent covers compositions and methods potentially useful in cancer treatment, classified under A61K 31/365 and A61P 35/02. The application designates all relevant European states including DE, FR, GB, IT, ES, NL, and others.

This is a routine patent publication notice with no immediate compliance requirements. Entities developing polyketide-based therapeutics should monitor this IP landscape and consider freedom-to-operate analyses. The patent grants exclusive rights to the claimed preparation methods, which may affect competitive R&D strategies in this area.

Source document (simplified)

← EPO Patent Bulletin

SCALEABLE PREPARATION OF POLYKETIDES

Publication EP4009966A1 Kind: A1 Mar 25, 2026

Applicants

The Regents of the University of California

Inventors

BURKART, Michael, D., CHAN, Warren, C., LEON, Brian, LA CLAIR, James, J., TRIEGER, Kelsey, A.

IPC Classifications

A61K 31/365 20060101AFI20231106BHEP A61P 35/02 20060101ALI20231106BHEP C12N 5/095 20100101ALI20231106BHEP

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

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Source

Analysis generated by AI. Source diff and links are from the original.

Classification

Agency
EPO
Published
March 25th, 2026
Instrument
Notice
Legal weight
Binding
Stage
Final
Change scope
Minor
Document ID
EP4009966A1

Who this affects

Applies to
Pharmaceutical companies Healthcare providers Patients
Industry sector
3254 Pharmaceutical Manufacturing 6211 Healthcare Providers 3254.1 Biotechnology
Activity scope
Patent Filing Biotechnology Research Pharmaceutical Development
Geographic scope
European Union EU

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Healthcare Pharmaceuticals

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