LandOfFree - US Patents

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

2,3-dimethylmaleimido-alkyl haloacetates

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

2,3-dioxabicyclo[3.3.1]nonane derivatives and antimalarial pharm

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

2,3-dioxo-1,2,3,4-tetrahydro-quinoxalinyl derivatives

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

2,3-Diphenyl-5-ethylpyrazine

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

2,3-Disubstituted 7-oxabicyclo-[2.2.1]-5-heptene

Chemistry: fertilizers – Processes and products – Forms or conditioning

2,3-Disubstituted aralkylaminoacrylonitriles and use as herbicid

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

2,3-disubstituted cyclopentanone derivatives, process for produc

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Peptide containing doai

2,3-disubstituted isoxazolidines, a process for their preparatio

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Peptide containing doai

2,3-disubstituted isoxazolidines, agents containing them and the

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

2,3-Disubstituted levulinaldehydes

Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing

2,3-disubstituted primary para-phenylenediamines and process...

Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing

2,3-disubstituted primary para-phenylenediamines and process...

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

2,3-disubstituted pyridine derivative, process for the...

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

2,3-Disubstituted pyridine derivative, process for the...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

2,3-disubstituted pyridine derivatives, process for the...

Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus esters

2,3-disubstituted-1,3,2-oxazaphosphacycloalkanes as nucleic acid

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

2,3-Disubstituted-1-indanones

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Parasitic organism or component thereof or substance...

2,3-Disubstituted-2,3,5,6,7,8-hex ahydro-thiazolo[3,2-a]-[1,3]di

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

2,3-Disubstituted-2,3,6,7,8,9-hexahydro-5H-thiazolo[3,2 -a]-[1,3