DM

Dennis B. Malpass

TA Texas Alkyls: 29 patents #1 of 19Top 6%
AN Akzo Nobel N.V.: 6 patents #77 of 1,625Top 5%
EX ExxonMobil: 5 patents #2,140 of 10,161Top 25%
SC Stauffer Chemical: 4 patents #81 of 390Top 25%
📍 University Park, TX: #3 of 61 inventorsTop 5%
🗺 Texas: #1,896 of 125,132 inventorsTop 2%
Overall (All Time): #61,259 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 1–25 of 47 patents

Patent #TitleCo-InventorsDate
6046347 Aluminoxane synthesis employing reduced amount of trialkylaluminum compound Paul Douglas Jones, Elliot I. Band, Gregory M. Smith, Barbara L. Simms Hudock 2000-04-04
5910270 Viscosity reduction of organomagnesium solutions Paul Douglas Jones, Gregory M. Smith 1999-06-08
5831109 Polyalkylaluminoxane compositions formed by non-hydrolytic means Gregory M. Smith, Stanley W. Palmaka, Jonathan Rogers 1998-11-03
5777143 Hydrocarbon soluble alkylaluminoxane compositions formed by use of non-hydrolytic means Stanley W. Palmaka, Gregory M. Smith, Jonathan Rogers 1998-07-07
5731451 Modified polyalkylauminoxane composition formed using reagent containing aluminum trialkyl siloxide Gregory M. Smith, Stanley W. Palmaka 1998-03-24
5728855 Modified polyalkylaluminoxane composition formed using reagent containing carbon-oxygen double bond Gregory M. Smith 1998-03-17
5416229 Polymethylaluminoxane of enhanced solution stability Nam H. Tran, Dennis L. Deavenport, Constance S. Rabbitt 1995-05-16
5329032 Polymethylaluminoxane of enhanced solution stability Nam H. Tran, Dennis L. Deavenport, Connie S. Rabbit 1994-07-12
5206401 Method of making alkylaluminoxane Dennis L. Deavenport, James T. Hodges, III, Nam H. Tran 1993-04-27
5086024 Catalyst system for polymerization of olefins Clark C. Crapo 1992-02-04
5063188 Catalyst component for ethylene polyermization and copolymerization Bor-Ping Wang 1991-11-05
5059703 Hydrocarbon soluble copper alkoxide compositions Andrzej M. Piotrowski 1991-10-22
5041585 Preparation of aluminoxanes Dennis L. Deavenport, James T. Hodges, III., Nam H. Tran 1991-08-20
5041584 Modified methylaluminoxane Clark C. Crapo 1991-08-20
4960878 Synthesis of methylaluminoxanes Clark C. Crapo 1990-10-02
4910178 Olefin polymerization or copolymerization catalyst components Michael Breen, Loyd W. Fannin 1990-03-20
4904788 Hydrocarbon-soluble complexes of magnesium alkoxides with magnesium amides Andrzej M. Piotrowski 1990-02-27
4885406 Hydrocarbon-soluble complexes of magnesium alkoxides with magnesium aryl oxides Andrzej M. Piotrowski 1989-12-05
4876318 Organoaluminum coupling agents and filled polymer compositions thereof Kelly B. Triplett, Andrzej M. Piotrowski 1989-10-24
4851378 Olefin polymerization of copolymerization catalyst components Loyd W. Fannin, Michael Breen 1989-07-25
4851489 Long chain branching in polyolefins from Ziegler-Natta catalysts 1989-07-25
4849574 Synthesis of olefins from ketones or aldehydes using bis(alkylchloroalumino)methane Andrzej M. Piotrowski 1989-07-18
4847239 Hydrocarbon soluble copper alkoxide compositions Andrzej M. Piotrowski 1989-07-11
4826665 Removal of aluminum alkyl vapor from gas stream Loyd W. Fannin, John R. Rohrer 1989-05-02
4788367 Synthesis of olefins from ketones using bis(alkylchloroalumino)methane Andrzej M. Piotrowski 1988-11-29