Norbert Mahr

This inventor holds 17 USPTO granted patents, plus 1 CIPO patent and 2 EPO patents, primarily in Polymer Chemistry. Top assignees: Basf Aktiengesellschaft, Other. Active years: 2000-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norbert Mahr. Retrieved from https://idiyas.com/inventor/norbert-mahr

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

Calculating rank

USPTO Granted Patents = 17

% Patents Active = 58.8

CIPO Patents = 1 (Patent Applications = 1)

EPO Patents = 2 (Patent Applications = 2)

Average Co-Inventor Count = 4.8

ph-index = 7

Forward Citations = 125(Granted Patents)

Location History:

Ludwigshafen, DE (2000 - 2003)
67117 Limburgerhof, DE (2004)
Limburgerhof, DE (2001 - 2013)

Company Filing History:

16 out of 10,816

Basf Aktiengesellschaft

patents

1 out of 834,598

Other

patents

Years Active: 2000-2013

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Areas of Expertise:

Polymer-Pigment Hybrids

Hydrophobically Modified Polymers

Retention Agents

Aqueous Dispersions

Paper Coating

Cationic Polymers

Additives

Biocides

Surface Analysis

Corrosion Inhibition

17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8343312 - Polymer-pigment hybrids for use in papermaking (2013-01-01),

2. 7541409 - Hydrophobically modified polymers containing vinylamine or ethylenimine units, method for the production thereof, and their use as retention agents (2009-06-02),

3. 7306701 - Production of paper, board and cardboard (2007-12-11),

4. 7297733 - Aqueous dispersions of water-soluble polymers of N-vinylcarboxamides, their preparation and their use (2007-11-20),

5. 7084200 - Aqueous dispersions of water-soluble polymers of N-vinyl carboxylic acid amides, method for the production thereof and their use (2006-08-01),

6. 7034068 - Aqueous dispersions of water-soluble polymers of N-vinyl carboxylic acid amides, method for the production and use thereof (2006-04-25),

7. 6969444 - Paper coating slip containing n-vinylformamide (2005-11-29),

8. 6746542 - Modifying starch with cationic polymers and use of the modified starches as dry-strength agent (2004-06-08),

9. 6716311 - Modified cationic polymers, their preparation and their use in papermaking (2004-04-06),

10. 6710175 - Compositions suitable as additives in the paper industry, preparation; use; and, paper comprising such (2004-03-23),

11. 6627455 - Use of fluorescent dyes for surface analysis (2003-09-30),

12. 6576086 - Method for producing paper, paperboard and cardboard using an uncrosslinked fixing agent during paper stock draining (2003-06-10),

13. 6541573 - Method for eliminating formamide from polymerizates containing n-vinyl formamide units (2003-04-01),

14. 6458348 - Use of water-soluble polymers as biocides (2002-10-01),

15. 6310261 - Method for the production of aldehydes (2001-10-30),

Title: Norbert Mahr: Innovator in Polymer Technology

Introduction

Norbert Mahr is a distinguished inventor based in Limburgerhof, Germany. He has made significant contributions to the field of polymer technology, holding a total of 17 patents. His work primarily focuses on the development of innovative materials for various applications, particularly in papermaking.

Latest Patents

Mahr's latest patents include groundbreaking advancements such as polymer-pigment hybrids for use in papermaking. This process involves the production of filler-containing papers and filler-containing paper products by adding an aqueous suspension of finely divided polymer-pigment hybrids to a paper stock. The polymer-pigment hybrid is created by milling an aqueous suspension of inorganic pigments in the presence of a binder, followed by drying and redispersing the hybrid in water. Additionally, he has developed hydrophobically modified polymers containing vinylamine or ethylenimine units, which serve as effective retention agents in papermaking.

Career Highlights

Throughout his career, Norbert Mahr has worked with notable companies, including BASF Aktiengesellschaft. His expertise in polymer technology has led to numerous innovations that have advanced the industry.

Collaborations

Mahr has collaborated with esteemed colleagues such as Anton Negele and Hubert Meixner, contributing to the development of cutting-edge technologies in his field.

Conclusion

Norbert Mahr's contributions to polymer technology and his extensive patent portfolio highlight his role as a leading innovator in the industry. His work continues to influence advancements in materials science and papermaking processes.

Profile summary based on public USPTO records.