HE

Hassan Y. Elnagar

AL Albemarle: 25 patents #6 of 439Top 2%
ET Ethyl: 1 patents #298 of 494Top 65%
Overall (All Time): #147,089 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 25 most recent of 27 patents

Patent #TitleCo-InventorsDate
9029562 Process for producing N-halogenated hydantoins 2015-05-12
8586763 Process for producing N-halogenated hydantoins 2013-11-19
8455414 Macromolecular amine-phenolic antioxidant compositions, process technology thereof, and uses thereof Mahmood Sabahi, Vincent J. Gatto 2013-06-04
8410084 Alkylated heterocyclic reaction products useful as antioxidants Mahmood Sabahi, Vincent J. Gatto 2013-04-02
7999118 Process for producing N-halogenated hydantoins Bruce C. Peters, Edgar E. Spielman, Jr., Dustin H. Thomas 2011-08-16
7988884 Preparation of sterically hindered hydroxyphenylcarboxylic acid esters Vincent J. Gatto, Chi Hung Cheng, J. Robert Adams, Jr. 2011-08-02
7667066 Preparation of sterically hindered hydroxyphenylcarboxylic acid esters Vincent J. Gatto, Chi Hung Cheng, J. Robert Adams, Jr. 2010-02-23
6825390 Stabilization and use of propargyl bromide Robert C. Herndon, Jr., Robert H. Allen, Noel H. Brantley, Ronny W. Lin, Ralph W. Magin +1 more 2004-11-30
6809205 Process for producing N-halogenated organic compounds Bruce C. Peters, Edgar E. Spielman, Jr., Dustin H. Thomas 2004-10-26
6777375 Stabilization and use of propargyl bromide Ralph W. Magin, Robert C. Herndon, Jr., Mahmood Sabahi, Robert H. Allen, Noel H. Brantley +1 more 2004-08-17
6508954 1,3-dibromo-5,5-dimethylhydantoin of enhanced properties Jonathan N. Howarth, Bruce C. Peters, Edgar E. Spielman, Jr., Dustin H. Thomas 2003-01-21
6489524 Selective bromination of aromatic compounds Mahmood Sabahi, Robert L. Davis 2002-12-03
6300527 Process for the preparation of tetrabromobisphenol-A Thanikavelu Manimaran, Richard A. Holub, Alvin E. Harkins, Jr., Bonnie G. McKinnie 2001-10-09
6218584 Process for the preparation of tetrabromobisphenol-A Thanikavelu Manimaran, Richard A. Holub, Alvin E. Harkins, Jr., Bonnie G. McKinnie 2001-04-17
6162953 Process for the preparation of tetrabromobisphenol-A Bonnie G. McKinnie, Richard A. Holub 2000-12-19
6121490 Production of solid tertiary amine oxides 2000-09-19
6103926 Benzylic halogenation of alkylbenzoic acid esters 2000-08-15
6084136 Process for the preparation of tetrabromobisphenol-A Richard A. Holub, Steven R. Alferi, Bonnie G. McKinnie 2000-07-04
6084137 Process for the preparation of tetrabromobisphenol-A Bonnie G. McKinnie, Richard A. Holub 2000-07-04
5900512 Oxidation process Robert L. Davis 1999-05-04
5861522 Production of bridged metallocene complexes and intermediates therefor Meng-Sheng Ao, Arcelio J. Malcolm, Jamie R. Strickler, Ronny W. Lin, John F. Balhoff 1999-01-19
5817888 Bromination process Robert L. Davis, Mahmood Sabahi 1998-10-06
5710299 Production of bridged metallocene complexes and intermediates therefor Meng-Sheng Ao, Arcelio J. Malcolm, Jamie R. Strickler 1998-01-20
5654485 Synthesis of cycloalkyldiarylphosphines K. Pushpananda A. Senaratne, Arcelio J. Malcolm, Felix M. Orihuela 1997-08-05
5654486 Synthesis of cycloalkyldiarylphosphines K. Pushpananda A. Senaratne, Arcelio J. Malcolm, Felix M. Orihuela 1997-08-05