Inventor · Paris, FR

Claude Wakselman

19Patents
6h-index
17Co-inventors
63Inventor score

Filing activity: Oct 25, 1978 → Mar 7, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4377711A Novel aromatic bromopolyfluoroalkyl ethers and method for the preparation thereof Chemistry; Metallurgy 18 Expired
US4794200A Process for the preparation of trifluoromethyl iodide Chemistry; Metallurgy 15 Expired
US5082945A Process for the preparation of perhaloalkylthioethers Chemistry; Metallurgy 14 Expired
US5283337A Process for the preparation of perhaloalkylthioethers Chemistry; Metallurgy 13 Expired
US4504287A Method of purifying a gas mixture containing undesirable gas compounds Chemistry; Metallurgy 7 Expired
US4866190A Process for the preparation of perhaloalkanesulfinic and -sulfonic acids, perhaloalkanesulfinic and -sulfonic acid salts and other derivatives of these acids Chemistry; Metallurgy 7 Expired
US4731450A Process for perfluoroalkylation of aromatic derivatives Chemistry; Metallurgy 4 Expired
US6111136A Method for preparation of perfluoroalcanecarboxylic and perfluoroalkanesulfonic acids Chemistry; Metallurgy 3 Expired
US4701569A Process for the preparation of perfluoroalkylated alcohols and esters Chemistry; Metallurgy 3 Expired
US4855460A Process for perfluoroalkylation of acid anhydrides Chemistry; Metallurgy 2 Expired
US4170547A Process for the separation of dienic or aromatic hydrocarbons from hydrocarbon fractions containing them with the aid of sulfonamides Chemistry; Metallurgy 2 Expired
US4246200A Perfluoro intermediates and processes for their preparation Chemistry; Metallurgy 1 Expired
US6156163A Reactant, compound and process for the perfluoroalkylation of the nucleophile, and the derivatives obtained Chemistry; Metallurgy 1 Expired
US4316796A Process for the separation of dienic and/or aromatic hydrocarbons present in hydrocarbon fractions Chemistry; Metallurgy 1 Expired
US6486351B1 Method for condensation of aromatic derivative(s) and a sulphinic derivative Chemistry; Metallurgy 0 Expired
US6506286B1 Reactant, compound and process for the perfluoroalkylation of a nucleophile, and the derivatives obtained Chemistry; Metallurgy 0 Expired
US4788012A Process for the preparation of benzyl trifluoromethyl sulfide Chemistry; Metallurgy 0 Expired
US4803298A Process for the preparation of perfluoroalkyl ketones Chemistry; Metallurgy 0 Expired
US4992592A 1-fluoro-1-halo-3,6-dioxabicyclo [4.1.0]heptane preparation, process and use Chemistry; Metallurgy 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.