FH

Frank E. Herkes

EA E.I. Du Pont De Nemours And: 26 patents #186 of 8,010Top 3%
DN Dsm N.V.: 3 patents #98 of 669Top 15%
📍 Wilmington, DE: #132 of 3,182 inventorsTop 5%
🗺 Delaware: #252 of 7,163 inventorsTop 4%
Overall (All Time): #147,903 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
7138480 3-Hydroxycarboxylic acid production and use in branched polymers Michael G. Bramucci, Robert DiCosimo, Robert D. Fallon, John Edward Gavagan, Lech Wilczek 2006-11-21
7091011 3-hydroxycarboxylic acid production and use in branched polymers Michael G. Bramucci, Robert DiCosimo, Robert D. Fallon, John Edward Gavagan, Lech Wilczek 2006-08-15
6900337 Production of 5-methyl-1-hydrocarbyl-2-pyrrolidone by reductive amination of levulinic acid Leo Ernest Manzer 2005-05-31
6562603 3-hydroxycarboxylic acid production and use in branched polymers Michael G. Bramucci, Robert DiCosimo, Robert D. Fallon, John Edward Gavagan, Lech Wilczek 2003-05-13
6384263 Process for making 3-hydroxyalkanelnitriles and conversion of the 3-hydroxyalkanelnitrile to an hydroxyaminoalkane 2002-05-07
6077955 Preparation of lactams from aliphatic .alpha..omega.-dinitriles Robert Di Cosimo, Robert D. Fallon, John Edward Gavagan 2000-06-20
6066490 Nitrilase-producing acidovorax facilis Robert Di Cosimo, Robert D. Fallon, John Edward Gavagan 2000-05-23
5936114 Preparation of lactams from aliphatic .alpha., .omega.-dinitriles Robert Di Cosimo, Robert D. Fallon, John Edward Gavagan 1999-08-10
5922589 Preparation of lactams from aliphatic .alpha.,.omega.-Dinitiles Robert Di Cosimo, Robert D. Fallon, John Edward Gavagan 1999-07-13
5908954 Preparation of lactams from aliphatic .alpha., .omega.-dinitriles Robert Di Cosimo, Robert D. Fallon, John Edward Gavagan 1999-06-01
5902883 Cyanobutylation of ammonia, alkylamines and hydrazine with 3-pentenenitrile, 4-pentenenitrile or mixtures thereof 1999-05-11
5898085 Production of 1,3-diaminopentane by hydrogenation of 3-aminopentanenitrile Jay L Snyder 1999-04-27
5877314 Process to continuously prepare an aqueous mixture of episilon caprolactum and episilon caprolactum precursors Robert Pestman, Jeroen A. F. Boogers 1999-03-02
5858736 Preparation of lactams from aliphatic .alpha.,.omega.-dinitriles Robert Di Cosimo, Robert D. Fallon, John Edward Gavagan 1999-01-12
5834617 Selective dimerization of pentenenitrile William A. Beck, David P. Higley 1998-11-10
5814508 Preparation of lactams from aliphatic .alpha.,.omega.-dinitriles Robert Di Cosimo, Robert D. Fallon, John Edward Gavagan 1998-09-29
5808078 Process for preparation of 1-alkyl-3-methylpiperidone-2 and 1-alkyl-5-methylpiperidone-2 1998-09-15
5717089 Process for the preparation of E-caprolactam Henricus F. W. Wolters, Samuel Livingston Lane, Wim Buijs, Nicolaas F. Haasen 1998-02-10
5700934 Process for the preparation of epsilon-caprolactam and epsilon-caprolactam precursors Henricus F. W. Wolters, Samuel Livingston Lane, Wim Buijs, Nicolaas F. Haasen 1997-12-23
5491264 Preparation of isophorone diamine Kostantinos Kourtakis 1996-02-13
5149809 Synthesis of 2-alkylhexahydropyrimidines from nitriles 1992-09-22
5072044 Preparation of ortho-phenylenediamine 1991-12-10
5070202 Cyanobutylation of amines with 2-pentenitrile 1991-12-03
4885391 Production of C.sub.4 to C.sub.12 amines 1989-12-05
4444989 Methylation of toluene to para-xylene catalyzed by crystalline silica 1984-04-24