Helmut Buschmann

This inventor holds 5 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignee: Aic246 Ag & Co. Kg. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Helmut Buschmann. Retrieved from https://idiyas.com/inventor/helmut-buschmann-apdnlgwf

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 5 (Patent Applications = 1)

EPO Patents = 1 (Patent Applications = 8)

Average Co-Inventor Count = 3.6

ph-index = 1

Company Filing History:

5 out of 7

Aic246 Ag & Co. Kg

patents

Years Active: 2026

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12778953 - Sodium 2-[(4S)-8-fluoro-2-[4-(3-methoxyphenyl)piperazin-1-y1]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-4H-quinazolin-4-yl]acetate and pharmaceutical compositions thereof (2026-11-03),

2. 12741943 - Sodium 2-[(4S)-8-fluoro-2-[4-(3-methoxyphenyl)piperazin-1-y1]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-4H-quinazolin-4-yl]acetate monohydrate, its preparation and use (2026-09-22),

3. 12714709 - Pharmaceutical compositions comprising 2-[(4S)-8-fluoro-2-[4-(3-methoxyphenyl)piperazin-1-yl]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-4H-quinazolin-4-yl]acetate and sodium ions (2026-08-25),

4. 12698262 - Potassium salt of 2-[(4S)-8-fluoro-2-[4-(3-methoxyphenyl)piperazin-1-yl]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-4H-quinazolin-4-yl]acetic acid (2026-08-04),

5. 12655110 - Method of producing a crystalline form of sodium 2-[(4S)-8-fluoro-2-[4-(3- methoxyphenyl)piperazin-1-yl]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-4H-quinazoline-4-yl]acetate trihydrate (2026-06-16),

Title: Helmut Buschmann: Pharmaceutical Patent Inventor

Introduction

Helmut Buschmann is an inventor associated with Aachen, Germany, and Aic246 AG & Co. KG. His patent work includes pharmaceutical compounds and formulations, including research related to antiviral treatments. He is credited with 5 patents.

Latest Patents

One of Buschmann’s latest patents concerns a sodium monohydrate form of a 3,4-dihydroquinazoline compound. The patent describes the compound’s preparation and potential use, focusing on a specific fluorinated quinazoline derivative.

Another patent covers stable pharmaceutical compositions containing the related quinazoline acetic acid and sodium ions. The compositions are designed to be essentially free of complexing solubilizing agents, including polyethylene glycol, cyclodextrins, lysine, and arginine, particularly hydroxypropyl-beta-cyclodextrin. The invention also describes preparation methods and potential therapeutic or prophylactic use, especially as an antiviral against cytomegaloviruses.

Career Highlights

Buschmann’s listed patent portfolio reflects work on the development of pharmaceutical substances and formulations. The inventions address both a specific compound form and compositions intended to support its pharmaceutical use.

Collaborations

His listed coworkers include Thomas Goldner and Jordi Carles Cerón Bertran. These names, along with Aic246 AG & Co. KG, provide context for his professional and patent-related associations.

Conclusion

Helmut Buschmann’s patent work centers on quinazoline-based pharmaceutical inventions, including a sodium monohydrate compound and stable formulations with potential antiviral applications.

Profile summary based on public USPTO records.