Inventor
STERN RICHARD M
US47 patents
⚠️ This page may combine multiple inventors who share the name “STERN RICHARD M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RIKER LABORATORIES INC
24 patentsUS4443447AApr 17, 1984
Phenyl-substituted tricyclic antibacterial agents
RIKER LABORATORIES INC36 citations93
US4404207ASep 13, 1983
Antimicrobial 8-substituted benzo [IJ]quinolizines
RIKER LABORATORIES INC36 citations93
US4526896AJul 2, 1985
Tetrazol-5-yl 2-nitro-3-phenylbenzofurans and antimicrobial use thereof
RIKER LABORATORIES INC35 citations92
US4472405ASep 18, 1984
Antimicrobial 6,7-dihydro-5,8-dimethyl-9 fluoro-1-oxo-1H, 5H-benzo (ij) quinolizine-2-carboxylic acid and derivatives
RIKER LABORATORIES INC20 citations82
US4472407ASep 18, 1984
Antimicrobial 8-alkoxy-6,7-dihydro-5-methyl-9-fluoro-1-oxo-1H,5H-benzo[ij]qu
RIKER LABORATORIES INC21 citations82
US4603199AJul 29, 1986
Phenyl-substituted tricyclic antibacterial agent intermediates
RIKER LABORATORIES INC9 citations74
US4143154AMar 6, 1979
Anti-microbial 2-nitro-3-phenyl benzofurans substituted by carboxy containing group
RIKER LABORATORIES INC6 citations74
US4128659ADec 5, 1978
Antimicrobial polycyclic nitrofurans
RIKER LABORATORIES INC5 citations74
US4212865AJul 15, 1980
Amine derivatives of 2-nitro-3-phenylbenzofuran
RIKER LABORATORIES INC10 citations71
US4691016ASep 1, 1987
Intermediates for the preparation of 8,9-dihalobenzo[ij]quinolizine carboxylic acids
RIKER LABORATORIES INC3 citations63
US4524148AJun 18, 1985
Antimicrobial 8,9-dihalobenzo[ij]quinolizine carboxylic acids
RIKER LABORATORIES INC2 citations63
US4380543AApr 19, 1983
Antimicrobial 8-cyano-6,7-dihydro-5-methyl-1-oxo-1H,5H-benzo[ij]quinolizine-2-carboxylic acids
RIKER LABORATORIES INC5 citations63
US4153716AMay 8, 1979
Oxy, thio, sulfenyl and sulfonyl derivatives of 2-nitro-3-phenylbenzofuran
RIKER LABORATORIES INC3 citations63
US4144347AMar 13, 1979
3-(N-Imidazolyl)-2-nitrobenzofurans
RIKER LABORATORIES INC5 citations63
US4675320AJun 23, 1987
Aminoalkyl and aminoalkoxy derivatives of 2-nitro-3-phenylbenzofuran
RIKER LABORATORIES INC0 citations52
US4585868AApr 29, 1986
Precursors of 6,7-dihydro-5,8-dimethyl-9-fluoro-1-oxo-1H,5H-benzo[ij]quinolizine-2-carboxylic acid
RIKER LABORATORIES INC0 citations52
US4568750AFeb 4, 1986
Precursors of 8-alkoxy-6,7-dihydro-5-methyl-9-fluoro-1-oxo-1H,5H-benzo[ij]qu
RIKER LABORATORIES INC0 citations52
US4556713ADec 3, 1985
6-Fluoro-5-nitroquinaldine
RIKER LABORATORIES INC1 citations52
US4400386AAug 23, 1983
Antimicrobial derivatives of 8-amino and 8-aminomethyl benzo(ij)quinolizine
RIKER LABORATORIES INC1 citations52
US4298532ANov 3, 1981
3-Naphthyl benzofurans
RIKER LABORATORIES INC1 citations52
US4260547AApr 7, 1981
5H-Indeno[5,6-b]furans
RIKER LABORATORIES INC0 citations52
US4231965ANov 4, 1980
Phenoxy phenyl ethanones
RIKER LABORATORIES INC0 citations52
US4208335AJun 17, 1980
Acidic 3-phenylbenzofurans
RIKER LABORATORIES INC0 citations52
US4154848AMay 15, 1979
3-Naphthyl-2-nitrobenzofurans
RIKER LABORATORIES INC0 citations52
MINNESOTA MINING & MFG
9 patentsUS5025052AJun 18, 1991
Fluorochemical oxazolidinones
MINNESOTA MINING & MFG255 citations97
US5026735AJun 25, 1991
Treatment of hazardous materials with aqueous air foam of polyhydroxy polymer
MINNESOTA MINING & MFG65 citations96
US4606737AAug 19, 1986
Fluorochemical allophanate compositions and fibrous substrates treated therewith
MINNESOTA MINING & MFG79 citations96
US5085786AFeb 4, 1992
Aqueous film-forming foamable solution useful as fire extinguishing concentrate
MINNESOTA MINING & MFG101 citations95
US4795764AJan 3, 1989
Poly(oxyalkylene) poly(aliphatic isocyanate) prepolymer and polyurea polymer derived therefrom by reaction with polyamine
MINNESOTA MINING & MFG51 citations95
US5124363AJun 23, 1992
Aqueous air foams of polyhydroxy polymer
MINNESOTA MINING & MFG44 citations93
US5144069ASep 1, 1992
Process for the preparation of fluoroaliphatic aminocarboxylate surfactants
MINNESOTA MINING & MFG23 citations89
US4923903AMay 8, 1990
Dyed aqueous air foams
MINNESOTA MINING & MFG20 citations81
US5756000AMay 26, 1998
Perfluoro(alkoxycycloalkane)carbonyl fluoride compositions and their use
MINNESOTA MINING & MFG3 citations62
3M INNOVATIVE PROPERTIES CO
7 patentsUS6013795AJan 11, 2000
Alpha-branched fluoroalkylcarbonyl fluorides and their derivatives
3M INNOVATIVE PROPERTIES CO85 citations95
US6960642B2Nov 1, 2005
Water- and oil-repellent compositions
3M INNOVATIVE PROPERTIES CO29 citations92
US6586522B1Jul 1, 2003
Water- and oil-repellent composition
3M INNOVATIVE PROPERTIES CO36 citations92
US6262128B1Jul 17, 2001
Aqueous foaming compositions, foam compositions, and preparation of foam compositions
3M INNOVATIVE PROPERTIES CO65 citations92
US6015838AJan 18, 2000
Aqueous film-forming foam compositions
3M INNOVATIVE PROPERTIES CO39 citations90
US6528544B2Mar 4, 2003
Aqueous foaming compositions, foam compositions, and preparation of foam compositions
3M INNOVATIVE PROPERTIES CO30 citations89
US6110976AAug 29, 2000
Perfluoro (alkoxycycloalkane) carbonyl fluoride compositions and their use
3M INNOVATIVE PROPERTIES CO12 citations73