Inventor
FAHNESTOCK STEPHEN R
US34 patents
⚠️ This page may combine multiple inventors who share the name “FAHNESTOCK STEPHEN R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DU PONT
17 patentsUS6268169B1Jul 31, 2001
Recombinantly produced spider silk
DU PONT80 citations96
US7427656B2Sep 23, 2008
Peptide tags for the expression and purification of bioactive peptides
DU PONT27 citations92
US7060260B2Jun 13, 2006
Water-soluble silk proteins in compositions for skin care, hair care or hair coloring
DU PONT37 citations92
US7678883B2Mar 16, 2010
Solubility tags for the expression and purification of bioactive peptides
DU PONT21 citations91
US7749957B2Jul 6, 2010
Clay-binding peptides and methods of use
DU PONT10 citations84
US7951559B2May 31, 2011
Recombinant peptide production using a cross-linkable solubility tag
DU PONT9 citations83
US7829311B2Nov 9, 2010
Ketosteroid isomerase inclusion body tag engineered to be acid-resistant by replacing aspartates with glutamate
DU PONT9 citations83
US7732569B2Jun 8, 2010
Zein-based peptide tags for the expression and purification of bioactive peptides
DU PONT10 citations83
US7662913B2Feb 16, 2010
Cystatin-based peptide tags for the expression and purification of bioactive peptides
DU PONT13 citations83
US8748399B2Jun 10, 2014
Acid-cleavable linkers exhibiting altered rates of acid hydrolysis
DU PONT9 citations82
US8354381B2Jan 15, 2013
Peptide compositions for oral care systems
DU PONT4 citations62
US7795382B2Sep 14, 2010
Peptide tags for the expression and purification of bioactive peptides
DU PONT3 citations62
US7794979B2Sep 14, 2010
Solubility tags for the expression and purification of bioactive peptides
DU PONT4 citations61
US7794963B2Sep 14, 2010
Use of tetracysteine tags in fluorescence-activated cell sorting analysis of prokaryotic cells producing peptides or proteins
DU PONT2 citations61
US9278138B2Mar 8, 2016
Peptide linkers for effective multivalent peptide binding
DU PONT1 citations51
US8815550B2Aug 26, 2014
Targeted perhydrolases
DU PONT0 citations51
US9115182B2Aug 25, 2015
Cysteine cross-linked structural peptides
DU PONT0 citations40
GENEX CORP
5 patentsUS4977247ADec 11, 1990
Immobilized protein G variants and the use thereof
GENEX CORP49 citations93
US4956296ASep 11, 1990
Cloned streptococcal genes encoding protein G and their use to construct recombinant microorganisms to produce protein G
GENEX CORP31 citations92
US4954618ASep 4, 1990
Cloned streptococcal genes encoding protein G and their use to construct recombinant microorganisms to produce protein G
GENEX CORP27 citations92
US4617266AOct 14, 1986
Production of Protein A
GENEX CORP40 citations92
US4828994AMay 9, 1989
Bacillus strains with reduced extracellular protease levels
GENEX CORP26 citations86
PHARMACIA LKB BIOTECH
3 patentsUS5312901AMay 17, 1994
Cloned streptococcal genes encoding protein G and their use to construct recombinant microorganisms to produce protein G
PHARMACIA LKB BIOTECH18 citations82
US5229492AJul 20, 1993
Cloned streptococcal genes encoding protein G and their use to construct recombinant microorganisms to produce protein G
PHARMACIA LKB BIOTECH6 citations74
US5082773AJan 21, 1992
Cloned streptococcal genes encoding protein G and their use to construct recombinant microorganisms to produce protein G
PHARMACIA LKB BIOTECH13 citations74