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For the Inventor, By the Inventor

Cologne, Germany

Hans Disselnkotter

This inventor holds 11 USPTO granted patents. Top assignees: Bayer Aktiengesellschaft, Other. Active years: 1976-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans Disselnkotter. Retrieved from https://idiyas.com/inventor/hans-disselnkotter

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

USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 5

Forward Citations = 71(Granted Patents)


Company Filing History:

goldMedal11 out of 12,268 
 
Bayer Aktiengesellschaft
 patents
silverMedal1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1976-1984

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11 patents (USPTO):Explore Patents
1. 4447367 - Phosphonoformaldehyde, a process for its preparation and its use as an (1984-05-08),
2. 4370280 - Phosphonohydroxyacetonitrile, a process for its preparation and its use (1983-01-25),
3. 4348332 - Phosphonoformaldehyde, a process for its preparation and its use as an (1982-09-07),
4. 4016282 - Ureidoacetamido-penicillins (1977-04-05),
5. 3980792 - Ureidoacetamido-penicillins (1976-09-14),
6. 3978223 - Ureidoacetamido-penicillins for treating bacterial infections (1976-08-31),
7. 3974140 - Ureidoacetamido-penicillins (1976-08-10),
8. 3959258 - Ureidoacetamido-penicillins (1976-05-25),
9. 3939149 - Ureidoacetamido-penicillins (1976-02-17),
10. 3936442 - Unreidoacetamido-penicilins (1976-02-03),
11. 3933795 - Ureidoacetamido-penicillins (1976-01-20),

Title: **Inventor Hans Disselnkotter: Pioneering Innovations in Antiviral Agents**

Introduction

Hans Disselnkotter, an innovative inventor based in Cologne, Germany, has made significant contributions to the field of chemistry through his work on phosphonoformaldehyde and its derivatives. With a total of 11 patents to his name, his research focuses on developing intermediates for antiviral agents, positioning him as a prominent figure in the scientific community.

Latest Patents

Disselnkotter's latest patents include groundbreaking inventions such as phosphonoformaldehyde, a compound embodied by a specific formula used in the preparation of phosphonohydroxyacetic acid, an antiviral agent. His method involves warming a dialkoxymethane phosphonic acid with water and, where necessary, reacting it with a base to produce a desired salt form.

Another notable patent is for phosphonohydroxyacetonitrile, which outlines a process where phosphonoformaldehyde, in its salt form, reacts with hydrocyanic acid. This invention also provides a conversion process to create a salt of phosphonohydroxyacetonitrile, useful as an intermediate for producing phosphonohydroxyacetic acid, further emphasizing its potential in antiviral applications.

Career Highlights

Throughout his career, Hans Disselnkotter has collaborated with distinguished companies, including Bayer Aktiengesellschaft. His innovative spirit is underscored by his accumulation of patents that reflect his expertise in pharmaceutical chemistry and antiviral research. His work on novel chemical processes showcases his dedication to advancing medical science and improving health outcomes.

Collaborations

In his journey, Disselnkotter has had the opportunity to work alongside notable colleagues such as Hans-Bodo Konig and Wilfried Schrock. These collaborations have fostered a creative environment that breeds innovation and supports the development of advanced chemical solutions vital for therapeutic applications.

Conclusion

Hans Disselnkotter's contributions as an inventor have paved the way for significant advancements in antiviral agents. His 11 patents reflect a deep commitment to enhancing healthcare through innovative chemical processes. As discoveries in chemistry continue to evolve, the impact of his work will likely resonate in the pharmaceutical industry for years to come.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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