WJ

William J. Layman, Jr.

AL Albemarle: 24 patents #7 of 439Top 2%
HM Hickory Springs Manufacturing: 1 patents #30 of 69Top 45%
📍 Baton Rouge, LA: #51 of 1,896 inventorsTop 3%
🗺 Louisiana: #125 of 10,876 inventorsTop 2%
Overall (All Time): #149,395 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
12234304 Process and catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerization 2025-02-25
11739170 Process and hydrocarbon soluble saline hydride catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerization and polymer distribution compositions produced therefrom 2023-08-29
11667736 Process and hydrocarbon soluble saline hydride catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerization and polymer distribution compositions produced therefrom 2023-06-06
11591420 Process and catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerization 2023-02-28
10941226 Process and hydrocarbon soluble saline hydride catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerization and polymer distribution compositions produced therefrom 2021-03-09
9914830 Low molecular weight brominated polymers, processes for their manufacture and their use in thermoplastic formulations Arthur G. Mack, Charles H. Kolich, Govindarajulu Kumar 2018-03-13
8993684 Low molecular weight brominated polymers, processes for their manufacture and their use in thermoplastic formulations Arthur G. Mack, Charles H. Kolich, Govindarajulu Kumar 2015-03-31
8933159 Brominated flame retardants and precursors therefor Charles H. Kolich, Arthur G. Mack, Jonathan P. McCarney, Govindarajulu Kumar, Jorge Morice +6 more 2015-01-13
8822743 Adducts, adducts and oligomers, or adducts, oligomers and low molecular weight polymers, and their preparation Arthur G. Mack, Charles H. Kolich 2014-09-02
8802787 Bromination of low molecular weight aromatic polymer compositions Zhongxin Ge, Arthur G. Mack, Chi Hung Cheng, Neal J. Colonius, Sarah C. Jones +1 more 2014-08-12
8796388 Low molecular weight brominated polymers and their use in thermoplastic formulations Arthur G. Mack, Charles H. Kolich, Govindarajulu Kumar 2014-08-05
8753554 Pelletized low molecular weight brominated aromatic polymer compositions Govindarajulu Kumar, Bo Liu, Douglas W. Luther, Arthur G. Mack 2014-06-17
8648140 Toluene and styrene derived telomer distributions and brominated flame retardants produced therefrom Charles H. Kolich, Arthur G. Mack, Steven A. Anderson, Jonathan P. McCarney, Junzuo Wang 2014-02-11
8642821 Bromination of telomer mixtures derived from toluene and styrene Charles H. Kolich, Arthur G. Mack, Steven A. Anderson, Jonathan P. McCarney, Jorge Morice +2 more 2014-02-04
8575225 Use of low triphenylphosphate, high phosphorous content isopropyl phenyl phosphates as flame retardants in polyurethane or polyisocyanurate foams Arthur G. Mack, Techen Tsao, Jeffrey Todd Aplin, Hoover Chew 2013-11-05
8476373 Branched and star-branched styrene polymers, telomers, and adducts, their synthesis, their bromination, and their uses Charles H. Kolich, Arthur G. Mack, Jonathan P. McCarney, Govindarajulu Kumar, Jorge Morice +7 more 2013-07-02
8420876 Adducts, adducts and oligomers, or adducts, oligomers and low molecular weight polymers, and their preparation Arthur G. Mack, Charles H. Kolich 2013-04-16
8350074 Low triphenylphosphate, high phosphorous content isopropyl phenyl phosphates with high ortho alkylation Arthur G. Mack, Techen Tsao, Jeffrey Todd Aplin, Hoover Chew, Douglas W. Luther 2013-01-08
8344171 Process for making dihydrocarbyl hydrocarbonphosphonates Anne M. Sauer, Techen Tsao, Arthur G. Mack 2013-01-01
8143433 Low triphenylphosphate, high phosphorous content isopropyl phenyl phosphates with high ortho alkylation Arthur G. Mack, Techen Tsao, Jeffrey Todd Aplin, Hoover Chew, Douglas W. Luther 2012-03-27
6096920 Preparation of carboxylic compounds and their derivatives Robert H. Allen, R. Carl Herndon, Jr., Kannappan Chockalingam, W. Dirk Klobucar, Gary D. Focht +7 more 2000-08-01
5866720 Production of high purity alkali metal diarylphosphide and cycloalkyldiarylphosphines George W. Welsh 1999-02-02
5777169 Production of high purity alkali metal diarylphosphide and cycloalkyldiarylphosphines George W. Welsh 1998-07-07
5648578 Preparation of polyalkylated cyclopentadienes from isobornyl carboxylates Gene C. Robinson 1997-07-15
5550285 Method for producing calcium salts of [S,S]-ethylenediamine-N,N'-disuccinic acid Kannappan Chockalingam, Jean-Pierre Lecouv e 1996-08-27