Tretjak; Serge

Patent Applications and Registrations

Patent applications and USPTO patent grants for Tretjak; Serge.The latest application filed is for "improved method for manufactuiring high-purity alkyl acrylates".

Company Profile

8.12.19

Tretjak; Serge - Saint Avold cedex FR
Tretjak; Serge - Roulhing FR
Tretjak; Serge - Rouhling FR
Tretjak; Serge - Vourles FR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Improved Method For Manufactuiring High-purity Alkyl Acrylates App 20220234982 - Tretjak; Serge ; et al.	2022-07-28
Polymer Grade Acrylic Acid Production App 20220169589 - Tretjak; Serge ; et al.	2022-06-02
Method For Purifying (meth)acrylic Esters Using A Divided Wall Column App 20220106251 - TRETJAK; Serge ; et al.	2022-04-07
Method for purifying (meth)acrylic esters Grant 11,261,150 - Rolez , et al. March 1, 2	2022-03-01
Purification Of Aqueous Solutions Containing Formaldehyde And Use Of The Purified Solution In An Acrylic Acid Production Process App 20210395107 - Tretjak; Serge ; et al.	2021-12-23
Method For Purifying (meth)acrylic Esters App 20210300857 - Rolez; Eloi ; et al.	2021-09-30
Process for purifying (meth)acrylic acid including a dividing-wall distillation column Grant 10,815,182 - Fauconet , et al. October 27, 2	2020-10-27
Method for producing (meth)acrylic esters Grant 10,676,421 - Elmaloglou , et al.	2020-06-09
Purification of (meth)acrylic esters by membrane separation dehydration Grant 10,647,657 - Tretjak , et al.	2020-05-12
Process For Purifying (meth)acrylic Acid Including A Dividing-wall Distillation Column App 20200115311 - Fauconet; Michel Jean ; et al.	2020-04-16
Method for purifying (meth)acrylic esters Grant 10,508,074 - Tretjak , et al. Dec	2019-12-17
Method For Producing (meth)acrylic Esters App 20190071384 - ELMALOGLOU; Marianthi ; et al.	2019-03-07
Process for the synthesis of acrylic acid oligomers Grant 10,183,907 - Linemann , et al. Ja	2019-01-22
Method For Purifying (meth)acrylic Esters App 20190016665 - Tretjak; Serge ; et al.	2019-01-17
Process For The Synthesis Of Acrylic Acid Oligomers App 20180265447 - Linemann; Reinhard ; et al.	2018-09-20
Process for producing light (meth)acrylic esters Grant 9,908,838 - Tretjak , et al. March 6, 2	2018-03-06
Purification Of (meth)acrylic Esters By Membrane Separation Dehydration App 20160376217 - Tretjak; Serge ; et al.	2016-12-29
Process For Producing Light (meth)acrylic Esters App 20160272570 - TRETJAK; Serge ; et al.	2016-09-22
Liquid-liquid extraction process for the production of acrylic esters Grant 9,403,751 - Tretjak , et al. August 2, 2	2016-08-02
Liquid-liquid Extraction Process For The Production Of Acrylic Esters App 20150087857 - TRETJAK; Serge ; et al.	2015-03-26
Method And Device For Producing Alkene Derivatives App 20120277464 - Claeys; Christophe ; et al.	2012-11-01
Method And Device For Separating Gaseous Mixtures By Means Of Permeation App 20120210870 - Gerard; Sylvain ; et al.	2012-08-23
Method for preparing (meth)acrylic anhydride Grant 8,097,757 - Paul , et al. January 17, 2	2012-01-17
Method For Preparing (meth)acrylic Anhydride App 20100317892 - Paul; Jean-Michel ; et al.	2010-12-16
Method for making aqueous solutions of (meth)acryloyloxyethylbenzyldimethylammonium chlorides Grant 7,084,296 - Riondel , et al. August 1, 2	2006-08-01
Continuous ethyl lactate preparation method App 20060041165 - Tretjak; Serge ; et al.	2006-02-23
Method for lactic acid oligomerization App 20050080201 - Teissier, Remy ; et al.	2005-04-14
Method for making aqueous solutions of (meth)acryloyloxyethylbenzyldimethy- lammonium chlorides App 20040024242 - Riondel, Alain ; et al.	2004-02-05
Process for the manufacture of aqueous solutions of unsaturated quaternary ammonium salts Grant 6,683,203 - Druzkowski , et al. January 27, 2	2004-01-27
Process for the manufacture of aqueous solutions of unsaturated quaternary ammonium salts App 20030023113 - Druzkowski, Thierry ; et al.	2003-01-30
Removal of nitrous oxide from gaseous effluents comprised thereof Grant 5,582,810 - Tretjak December 10, 1	1996-12-10

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