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For the Inventor, By the Inventor

Emmerthal, Germany

W. Neudorff Gmbh Kg


USPTO Granted Patents = 25

% Expired Patents = 16.0



Trademarks = 21

Forward Citations = 189

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18 inventors (with patents filed for the assignee):

goldMedal George S Puritch (10 out of 26 patents)

silverMedal Diana L Parker (10 out of 11 patents)

bronzeMedal David S Almond (9 out of 10 patents)

4.  Cameron D Wilson (8 out of 9 patents)

5.  Frederick S Sedun (7 out of 8 patents)

6.  Andreas Prokop (5 out of 5 patents)

7.  Deepal Samarajeewa (3 out of 3 patents)

8.  Reinhard Arndt (3 out of 3 patents)

9.  Robert M Matson (3 out of 3 patents)

10.  Chandanie W Arachchige (2 out of 2 patents)

11.  Nicholas John Dixon (2 out of 17 patents)

12.  Derek Bassett (2 out of 2 patents)

13.  Tianye Chen (2 out of 2 patents)

14.  Kim F Taylor (2 out of 2 patents)

15.  Wenda M Mason (2 out of 2 patents)


Core Competencies:
Herbicidal Compositions
Molluscicides
Insecticides
Pesticidal Methods
Chemical Barriers
Activator Adjuvants
Fatty Acid Compositions
Natural Enhancers
Selective Herbicides
Non-Staining Soap
Tree Coating
Anti-Feedant

25 patents:

1. 12740566 - Enhanced herbicidal compositions of transition metal chelates (2026-09-22),
2. 11412735 - Pre-emergent herbicide (2022-08-16),
3. 9282735 - Use of EDDS and calcium ions as enchancers of molluscicidal activity (2016-03-15),
4. 9044009 - Use of EDDS and calcium ions as enhancers of molluscicidal activity (2015-06-02),
5. 8987171 - Selective herbicides with activator adjuvants (2015-03-24),
6. 8964508 - Device for and method of repelling animals (2015-02-24),
7. 8568759 - Pesticidal compositions and methods (2013-10-29),
8. 8076267 - Enhancers for water soluble selective auxin type herbicides (2011-12-13),
9. 8007820 - Wide spectrum insecticide and miticide composition (2011-08-30),
10. 7964205 - Insecticide and molluscicide composition and methods (2011-06-21),
11. 7931910 - Pesticidal compositions and methods (2011-04-26),
12. 7537778 - Pesticidal compositions and methods (2009-05-26),
13. 6972273 - Composition and method for selective herbicide (2005-12-06),
14. 6852329 - Ingestible molluscicide (2005-02-08),
15. 6835719 - Pesticidal composition (2004-12-28),
Company Overview
W. Neudorff GmbH KG is a prominent German company specializing in the development and manufacture of environmentally friendly gardening products. The organization focuses on organic solutions for pest control, plant nutrition, and soil improvement, catering to both professional and amateur gardeners. With a commitment to sustainability, Neudorff emphasizes the use of natural ingredients and innovative formulations to promote healthy plant growth while minimizing environmental impact. Their products are widely recognized in the European market.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

W. Neudorff Gmbh Kg USPTO Patent Assignee Logo
25 Patents

#1 in Emmerthal

#1,846 in Germany

#25,710 in the World

Emmerthal, DE
Emmerthal, Germany

W. Neudorff Gmbh Kg

Forward Citations = 189

18 inventors:

goldMedal George S Puritch (10 out of 26 patents)

silverMedal Diana L Parker (10 out of 11 patents)

bronzeMedal David S Almond (9 out of 10 patents)

4.  Cameron D Wilson (8 out of 9 patents)

5.  Frederick S Sedun (7 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: W. Neudorff Gmbh Kg. Retrieved from https://idiyas.com/company/w-neudorff-kg

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

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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