Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11999682 | Method for preparing polythiols | Pascal Saint-Louis-Augustin, Georges Fremy, Louis Corbel | 2024-06-04 |
| 11788192 | Inhibitors of metal corrosion | Lionel Renaud, Jean-Alex Laffitte, Denis Siguret, Pierre Mekarbane | 2023-10-17 |
| 11534743 | Acid composition for processing fatty acids | Jean-Alex Laffitte, Vijay R. Srinivas | 2022-12-27 |
| 11447450 | Process for producing sulfonic acid | Jean-Alex Laffitte | 2022-09-20 |
| 11040940 | Weakly coloured sulfonic acid | Jean-Alex Laffitte | 2021-06-22 |
| 10889781 | Process for acidic cleaning in the beer industry | Jean-Alex Laffitte, Pierre Stachura | 2021-01-12 |
| 10780433 | Acid composition for processing fatty acids | Jean-Alex Laffitte, Kuan Huwa Tan | 2020-09-22 |
| 9994544 | Method for preparing trioxane | Jean-Alex Laffitte | 2018-06-12 |
| 9212340 | Polymer-cleaning composition | Mélanie Vauthrin, Paul Guillaume Schmitt | 2015-12-15 |
| 9145362 | Solvent composition based on an oxide of an organic sulfide with masked odour | Paul-Guillaume Schmitt, Mélanie Vauthrin | 2015-09-29 |
| 9018425 | Use of sulfonic acid for recovering glycerol resulting from the triglyceride transesterification reaction | Jean-Alex Laffitte | 2015-04-28 |
| 8574370 | Use of alkane sulphonic acid for rust removal | Jean-Alex Laffitte | 2013-11-05 |
| 8425688 | Process for acidic cleaning in the beer industry | Jean-Alex Laffitte, Pierre Stachura | 2013-04-23 |
| 8197605 | Use of alkanesulfonic acid as agent for cleaning cement, mortar and concrete | Jean-Alex Laffitte | 2012-06-12 |
| 6472354 | Process for manufacturing sulphurized olefins | Piet Luyendijk, Jean-Francois Devaux | 2002-10-29 |
| 6238638 | Process for the preparation of nitrosyl chloride | Jean-Francois Devaux | 2001-05-29 |
| 6011173 | Stabilization of thioacetic acid | Yves Labat | 2000-01-04 |