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La Defense, France

Degremont

USPTO Granted Patents = 114

% Expired Patents = 14.9

CIPO Patents = 7

EPO Patents = 28

Trademarks = 5

Forward Citations = 994

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137 inventors (with patents filed for the assignee):

Patrick Vion (15 out of 17 patents)

Vincent Savall (7 out of 8 patents)

Robert Louboutin (7 out of 9 patents)

4. Jean-Marie Rovel (6 out of 8 patents)

5. Pierre-Emmanuel Pardo (4 out of 4 patents)

6. Pavel Chudoba (4 out of 4 patents)

7. Christian Coste (4 out of 4 patents)

8. Jacques Claude Moles (4 out of 4 patents)

9. Claude Prevot (4 out of 5 patents)

10. Roger Nicol (4 out of 6 patents)

11. Chrystelle Langlais (3 out of 5 patents)

12. Marie-Pierre Gaudin (3 out of 3 patents)

13. Michele Pannier (3 out of 3 patents)

14. Yves Robert Richard (3 out of 3 patents)

15. Jean Le Fur (3 out of 3 patents)

Core Competencies:

Denitrification

Biological Treatment

Effluent Purification

Sludge Reduction

Ozonization

Filtration

Dewatering

Water Treatment

Flotation

Catalytic Treatment

Desalination

Organic Pollutants

114 patents: Sort by Forward Citations

1. 10458650 - Methods and systems for flue gas denitrification (2019-10-29),

2. 10112857 - Method and equipment for the biological denitrification of waste water (2018-10-30),

3. 10065878 - Method and facility for the forced dewatering of a sludge of saline residues (2018-09-04),

4. 10040711 - Method and facility for the aerobic biological treatment of effluent, in particular wastewater (2018-08-07),

5. 10001274 - Method for conducting combustion in a furnace in order to limit the production of nitrogen oxides, and installation for implementing said method (2018-06-19),

6. 9975797 - Method for ultra-dehydrating thickened or pasty biomass products, and equipment for implementing the method (2018-05-22),

7. 9850155 - Method for treating organic waste, in particular sludge from wastewater treatment plants, and facility for implementing said method (2017-12-26),

8. 9764976 - Process for reducing the production of sludge by municipal or industrial wastewater purification plants, and equipment for the implementation thereof (2017-09-19),

9. 9751780 - Coagulation/flocculation apparatus for the treatment of a hydraulic flow, and implementation process (2017-09-05),

10. 9725334 - Rapid flotation device for water laden with suspended matter, and method for implementing same (2017-08-08),

11. 9360848 - Reverse-osmosis water desalination plant (2016-06-07),

12. 9359240 - Method for desulphuration of the digestate and the biogas of a digester, and biogas production facility implementing said method (2016-06-07),

13. 9295929 - Method for washing a filter having at least two layers of filtering media, in particular for filtering seawater, and equipment for implementing said method (2016-03-29),

14. 9011677 - Quick static decanter for prethickening water treatment sludge, and plant including such a decanter (2015-04-21),

15. 8916046 - Method for controlling oxygen supply for treating wastewater, and facility for implementing same (2014-12-23),

Company Overview

Degremont, based in La Defense, France, specializes in advanced wastewater treatment solutions. The company focuses on innovative technologies such as denitrification, biological treatment, and effluent purification, aiming to enhance water quality and sustainability. Their expertise extends to sludge reduction, ozonization, filtration, and dewatering processes, positioning them as a leader in the water treatment sector. Degremont's commitment to environmental stewardship drives its research and development efforts in creating efficient and effective water management systems.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

114 Patents

#1 in La Defense

#242 in France

#6,944 in the World

La Defense, France

Degremont

Forward Citations = 994

137 inventors:

Patrick Vion (15 out of 17 patents)

Vincent Savall (7 out of 8 patents)

Robert Louboutin (7 out of 9 patents)

4. Jean-Marie Rovel (6 out of 8 patents)

5. Pierre-Emmanuel Pardo (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Degremont. Retrieved from https://idiyas.com/company/degremont

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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