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Eit Drent — 214 Patents

Shell Oil Compny: 213 patents #3 of 4,423Top 1%
Overall (All Time): #2,881 of 4,157,543Top 1%
214 Patents All Time

Issued Patents All Time

Showing 101–125 of 214 patents

Patent #TitleCo-InventorsDate
5061782 Unsaturated polymerization of CO and bicyclic carboxylic acid compound bidentate ligand of nitrogen 1991-10-29
5059678 Polymerization of olefin/carbon monoxide with palladium salt, bidentate ligand and carboxylic acid ester or anhydride Johannes A. M. Van Broekhoven, Pieter A. Gautier, Wiebren Age Miedema 1991-10-22
5059676 Polymers of carbon monoxide and bicyclic unsaturated carboxylic acid compound 1991-10-22
5049650 Polymerization of CO/non-conjugated diene/diol Anthonius J. M. Breed 1991-09-17
5039763 Polymeric mixture of polyketone polymers 1991-08-13
5034368 Process for the preparation of carboxylic acids or esters thereof 1991-07-23
5030712 Polymerization of CO/olefin with aryl phosphine sulfide Johannes A. Van Doorn, Leonard E. H. Gerards 1991-07-09
5028734 Process for the selective preparation of alkenecarboxylic acid derivatives 1991-07-02
5028576 Carbonylation catalyst system Petrus H. M. Budzelaar 1991-07-02
5025092 Polymerization of carbon monoxide with ethylenically unsaturated alcohol Anthonius J. M. Breed 1991-06-18
5019645 Process of reducing stereoregular character of carbon monoxide/olefin copolymer with organic base Pui K. Wong 1991-05-28
5006640 Polyketone with unsaturated terminal groups 1991-04-09
4992479 Process for the preparation of methanol and composition suitable for use as a catalyst in said process Arjan Van Dijk, Andras G. T. G. Kortbeek 1991-02-12
4975404 Process for the production of methanol and catalyst composition for said process Willem Jager, Swan T. Sie 1990-12-04
4970294 .alpha.-olefin/carbon monoxide copolymers and catalyst and process for making Richard L. Wife 1990-11-13
4970266 Process for the preparation of functionalized polymers Antonius A. Broekhuis 1990-11-13
4970185 Process for the production of methanol and a composition suitable for use as a catalyst in said process Swan T. Sie, Willem Jager 1990-11-13
4965341 Polymerization of co/olefin with catalyst comprising sulfur bidentate ligand Johannes A. Van Doorn 1990-10-23
4960857 Polyketone polymer from carbon monoxide and bicyclo carboxylic acid compound 1990-10-02
4960906 Process for the preparation of lactones from higher alkenols 1990-10-02
4960926 Process for the carbonylation of olefinically unsaturated compounds with a palladium catalyst 1990-10-02
4948865 Terpolymer of carbon monoxide, olefin and functionally substituted olefin 1990-08-14
4945179 Process for the preparation of esters of carboxylic acids and catalytic system for use therein 1990-07-31
4940775 Polyketone from carbon monoxide/monoethylenically unsaturated hydrocarbon/non-conjugated alkadiene 1990-07-10
4940787 Process for the carbonylation of acetylenic unsaturated compounds 1990-07-10