Changeflow GovPing Pharma & Drug Safety USPTO Patent Grant: PSMA Imaging Agents
Routine Notice Added Final

USPTO Patent Grant: PSMA Imaging Agents

Favicon for changeflow.com ChangeBridge: Patent Grants - Organic Chemistry (C07D)
Published March 24th, 2026
Detected March 24th, 2026
Email

Summary

The United States Patent and Trademark Office (USPTO) has granted patent US12583887B2 to Siemens Medical Solutions USA, Inc. for PSMA imaging agents. The patent covers compounds and methods for imaging prostate-specific membrane antigen (PSMA), suitable for PET and SPECT imaging.

What changed

The USPTO has issued patent US12583887B2, covering novel compounds and agents for imaging prostate-specific membrane antigen (PSMA). The patent, assigned to Siemens Medical Solutions USA, Inc., includes methods for synthesizing these agents and for imaging PSMA, specifically noting suitability for PET and SPECT imaging. The patent's filing date was August 21, 2020, and it is set to grant on March 24, 2026.

This patent grant represents a new intellectual property asset for Siemens Medical Solutions USA, Inc. in the field of diagnostic imaging for prostate cancer. While this is a patent grant and not a regulatory rule, it may impact future research, development, and commercialization strategies for companies operating in the diagnostic imaging and pharmaceutical sectors, particularly those focused on PSMA-targeted therapies and diagnostics. Compliance officers in these sectors should be aware of this patent's existence and scope when assessing potential infringement risks or opportunities for licensing and collaboration.

Source document (simplified)

← USPTO Patent Grants

PSMA imaging agents

Grant US12583887B2 Kind: B2 Mar 24, 2026

Assignee

Siemens Medical Solutions USA, Inc.

Inventors

Eric Wang, Hartmuth C. Kolb, Anna Katrin Szardenings, Changhui Liu, Joseph C. Walsh, Gang Chen, Anjana Sinha, Dhanalakshmi Kasi, Chul Yu, Umesh B. Gangadharmath, Wei Zhang, Tieming Zhao, Vani P. Mocharla

Abstract

Compounds for targeting and agents for imaging, prostate-specific membrane antigen (PSMA) are disclosed. Methods of synthesizing compounds and imaging agents, as well as methods for imaging PSMA are also disclosed. The imaging agents disclosed are suitable for PET and SPECT imaging.

CPC Classifications

C07D 249/04

Filing Date

2020-08-21

Application No.

16999541

Claims

26

View original document →

Named provisions

Abstract Assignee Inventors Claims

Classification

Agency
USPTO
Published
March 24th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US12583887B2

Who this affects

Applies to
Drug manufacturers Medical device makers
Industry sector
3254 Pharmaceutical Manufacturing 3345 Medical Device Manufacturing
Activity scope
Drug Labeling Medical Device Development
Geographic scope
United States US

Taxonomy

Primary area
Pharmaceuticals
Operational domain
Research & Development
Topics
Medical Devices Intellectual Property

Get Pharma & Drug Safety alerts

Weekly digest. AI-summarized, no noise.

Free. Unsubscribe anytime.

Get alerts for this source

We'll email you when ChangeBridge: Patent Grants - Organic Chemistry (C07D) publishes new changes.

Optional. Personalizes your daily digest.

Free. Unsubscribe anytime.