David A. Cortes
25Patents
3h-index
24Co-inventors
63Inventor score
Filing activity: Nov 23, 1988 → Mar 5, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4946993A | 2-azabicyclo[2.2.1.]hept-5-ene-2-acetic acid, derivatives thereof and related compounds, process for the preparation of said compounds, and the use of said compounds for the manufacture of N-phosphonomethylglycine | Chemistry; Metallurgy | 10 | Expired |
| US5414136A | Method for the preparation of 4-halo-2'-nitrobutyrophenone compounds | Chemistry; Metallurgy | 4 | Expired |
| US5453545A | Herbicide intermediate o-nitrophenyl cyclopropyl ketone and a method for the preparation thereof | Chemistry; Metallurgy | 4 | Expired |
| US5281713A | Process for the manufacture of 2-alkoxymethylacrolein | Chemistry; Metallurgy | 3 | Expired |
| US5364968A | Herbicide intermediate o-nitrophenyl cyclopropyl ketone and a method for the preparation thereof | Chemistry; Metallurgy | 2 | Expired |
| US5281726A | 4-hydroxy-2'-nitrobutyrophenone and tetrahydro-2-(o-nitrophenyl)-2-furanol useful as intermediates in the preparation of a crop-selective herbicide | Chemistry; Metallurgy | 2 | Expired |
| US8563734B2 | 2-[1-cyanopropyl)carbamoyl]-5-chloromethyl nicotinic acids and the use thereof in manufacturing herbicidal imidazolinones | Chemistry; Metallurgy | 1 | Active |
| US5149825A | 2-azabicyclo(2.2.1)hept-5-ene-2-acetic acid, derivatives thereof and related compounds, process for the preparation of said compounds and the use of said compounds for the manufacture of N-phosphonomethylglycine | Chemistry; Metallurgy | 1 | Expired |
| US8629279B2 | Process for manufacturing 5-formyl-pyridine-2,3-dicarboxylic acid esters | Chemistry; Metallurgy | 1 | Active |
| US8722893B2 | Process for manufacturing 5-chloromethyl-2,3-pyridine dicarboxylic acid anhydrides | Chemistry; Metallurgy | 1 | Active |
| US11584716B2 | Production of arylpyrrol compounds in the presence of DIPEA base | Chemistry; Metallurgy | 0 | Active |
| US6127576A | Aminophenyl ketone derivatives and a method for the preparation thereof | Chemistry; Metallurgy | 0 | Expired |
| US10858320B2 | Process for manufacturing substituted 5-methoxymethylpyridine-2,3-dicarboxylic acid derivatives | Chemistry; Metallurgy | 0 | Active |
| US10087133B2 | Process for providing dihalogen substituted salicylic acid derivatives | Chemistry; Metallurgy | 0 | Active |
| US9278977B2 | Process for manufacturing 5-chloromethyl-2,3-pyridine dicarboxylic acid anhydrides | Chemistry; Metallurgy | 0 | Active |
| US9957212B2 | Process for producing 2,5-dihalophenolethers | Chemistry; Metallurgy | 0 | Active |
| US9643909B2 | Process for hydrolyzing 1,2,4-trihalobenzene | Human Necessities | 0 | Active |
| US5506360A | Process for the manufacture of 2-alkoxymethylacrolein | Chemistry; Metallurgy | 0 | Expired |
| US5210277A | N-[pentaalkyl-cyclopentadienyl)methyl]-glycines | Chemistry; Metallurgy | 0 | Expired |
| US5270473A | N-[(pentaalkyl-cyclopentadienyl)methyl]-glycines, process for the preparation of the compounds and the use thereof in the manufacture of N-phosphonomethylglycine | Chemistry; Metallurgy | 0 | Expired |
| US5284970A | 2-azabicyclo[2.2.1]hept-5-ene-2-acetic acid, derivatives thereof and related compounds, process for the preparation of said compounds and n-phosphonomethylglycine | Chemistry; Metallurgy | 0 | Expired |
| US10093607B2 | Selective hydrolysis and alcoholysis of chlorinated benzenes | Chemistry; Metallurgy | 0 | Active |
| US9096570B2 | Process for manufacturing substituted 3-pyridylmethyl ammonium bromides | Chemistry; Metallurgy | 0 | Active |
| US5120871A | N-[(pentaalkyl-cyclopentadienyl)methyl]-glycines, process for the preparation of the compounds and the use thereof in the manufacture of N-phosphonomethylglycine | Chemistry; Metallurgy | 0 | Expired |
| US9701604B2 | Process for purifying 2,5-dichlorophenol | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.