Inventor · East Lyme, CT, US

Wayne E. Barth

44Patents
7h-index
9Co-inventors
62Inventor score

Filing activity: Sep 10, 1974 → Nov 10, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US4234579A Penicillanic acid 1,1-dioxides as .beta.-lactamase inhibitors Emerging Cross-Sectional Technologies 46 Expired
US7019147B1 Benzimidazole derivatives useful as antiproliferative agents Chemistry; Metallurgy 38 Expired
US4432987A Crystalline benzenesulfonate salts of sultamicillin Human Necessities 23 Expired
US4503040A 6-(Aminoacyloxymethyl)penicillanic acid 1,1-dioxides as beta-lactamase inhibitors Human Necessities 12 Expired
US4241050A Penam 1,1-dioxides as beta-lactamase inhibitors Emerging Cross-Sectional Technologies 11 Expired
US3966719A 4-(Tetrazol-5-yl)-.DELTA..sup.3 -cephem compounds Chemistry; Metallurgy 9 Expired
US4256733A Acetoxymethyl penam compounds as .beta.-lactamase inhibitors Human Necessities 8 Expired
US4039532A 4-(Tetrazol-5-yl)-.DELTA..sup.3 -cephem compounds Chemistry; Metallurgy 7 Expired
US4356174A Beta-lactamase inhibiting 2-beta-substituted-2-alpha-methyl-(5R)penam-3-alpha-carboxylic acid 1,1-dioxides and intermediates therefor Human Necessities 7 Expired
US4260598A Method for increasing antibacterial effectiveness of a .beta.-lactam antibiotic Emerging Cross-Sectional Technologies 6 Expired
US4452796A 6-Aminoalkylpenicillanic acid 1,1-dioxides as beta-lactamase inhibitors Chemistry; Metallurgy 6 Expired
US4536393A 6-(Aminomethyl)penicillanic acid 1,1-dioxide esters and intermediates therefor Chemistry; Metallurgy 4 Expired
US4590073A 6-substituted penicillanic acid 1,1-dioxide compounds Emerging Cross-Sectional Technologies 4 Expired
US4045436A 4-(Tetrazol-5-yl)-.DELTA..sup.3 -cephem compounds Chemistry; Metallurgy 3 Expired
US4045437A 4-(Tetrazol-5-yl)-.DELTA..sup.3 -cephem compounds Chemistry; Metallurgy 3 Expired
US3932325A Process for preparing 6-chloro-2-chloromethyl-4-phenylquinazoline-3-oxide and intermediates therefor Chemistry; Metallurgy 3 Expired
US4276285A Combinations of penicillanic acid 1,1-dioxide with 7-(D-2-[4-ethylpiperazin-2,3-dione-1-carboxamido]-2-[4-hydroxyphenyl]ace tamido)-3-([1-methyl-5-tetrazolyl]thiomethyl)-3-desacetoxymethylcephalosp oranic acid Human Necessities 3 Expired
US4478748A Bis-esters of alkanediols Chemistry; Metallurgy 3 Expired
US3933830A Process for the synthesis of 4-(2-pyridylamido ethyl) piperidines Chemistry; Metallurgy 2 Expired
US4591459A Intermediates for 6-(aminoacyloxymethyl) penicillanic acid 1,1-dioxides Chemistry; Metallurgy 2 Expired
US4502990A Process for 6-(aminomethyl)penicillanic acid 1,1-dioxide and derivatives thereof Human Necessities 2 Expired
US4031077A Antibacterial 3-phosphono penams Chemistry; Metallurgy 2 Expired
US4797394A 6-(1-carbamoyl-1-hydroxymethyl)penicillanic acid derivatives Chemistry; Metallurgy 2 Expired
US4613462A 6-substituted penicillanic acid 1,1-dioxide compounds Chemistry; Metallurgy 2 Expired
US4364957A Bis-esters of alkanediols as antibacterial agents Human Necessities 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.