Les Echets
France
5
2012-08-02
The entities that hold a legal rights for patent applications filed by inventor Besson Bernard:
Bernard Besson from Les Echets, FR has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for preparing trifluoromethanesulphinic acid
#2 | 2011-02-10Method for preparing a trifluoromethanesulfinic acid salt
#3 | 2010-03-25Preparation of sulfonic acid anhydrides
#4 | 2009-08-27Preparation of oxysulfide and fluorinated organic compounds
#5 | 2005-10-06Method for treating an imide organic solution bearing a sulphonyl group
3228792 ⎘