SD

Shawn DeFrees

NA Novo Nordisk A/S: 32 patents #17 of 1,775Top 1%
NT Neose Technologies: 22 patents #2 of 46Top 5%
CY Cytel: 6 patents #4 of 56Top 8%
BG Biogenerix Gmbh: 4 patents #1 of 17Top 6%
LP La Jolla Pharmaceuticals: 2 patents #15 of 29Top 55%
UC University Of British Columbia: 1 patents #582 of 1,308Top 45%
SC Schering: 1 patents #1,469 of 2,442Top 65%
89 89Bio: 1 patents #15 of 18Top 85%
📍 North Wales, PA: #2 of 457 inventorsTop 1%
🗺 Pennsylvania: #301 of 74,527 inventorsTop 1%
Overall (All Time): #27,232 of 4,157,543Top 1%
73
Patents All Time

Issued Patents All Time

Showing 26–50 of 73 patents

Patent #TitleCo-InventorsDate
8361961 O-linked glycosylation of peptides David A. Zopf, Zhi-Guang Wang, Henrik Clausen 2013-01-29
8268967 Glycopegylated interferon α David A. Zopf, Henrik Clausen, Ruye Xing 2012-09-18
8247381 Branched water-soluble polymers and their conjugates 2012-08-21
8198045 Expression of O-glycosylated therapeutic proteins in prokaryotic microorganisms Marc F. Schwartz, Karl F. Johnson 2012-06-12
8076292 Factor VIII: remodeling and glycoconjugation of factor VIII David A. Zopf, Robert J. Bayer, Caryn Bowe, David Hakes, Xi Chen 2011-12-13
8063015 Glycopegylation methods and proteins/peptides produced by the methods David A. Zopf, Robert J. Bayer, David Hakes, Caryn Bowe, Xi Chen 2011-11-22
8043833 Expression of soluble therapeutic proteins Marc F. Schwartz, Bingyuan Wu, Aliakbar Mobasseri, Tarik Soliman, Karl F. Johnson 2011-10-25
8008252 Factor VII: remodeling and glycoconjugation of Factor VII David A. Zopf, Robert J. Bayer, Caryn Bowe, David Hakes, Xi Chen 2011-08-30
7956032 Glycopegylated granulocyte colony stimulating factor David A. Zopf, Zhi-Guang Wang, Caryn Bowe 2011-06-07
7932236 Glycolipids Zhi-Guang Wang 2011-04-26
7932364 Compositions and methods for the preparation of human growth hormone glycosylation mutants Henrik Clausen 2011-04-26
7888331 Ganglioside compositions and methods of use Karl F. Johnson, Zhi-Guang Wang 2011-02-15
7842661 Glycopegylated erythropoietin formulations Robert J. Bayer, David A. Zopf, Jichao Kang, Walter S. Willett 2010-11-30
7842677 Synthetic ganglioside derivatives and compositions thereof Zhi-Guang Wang 2010-11-30
7803777 Branched water-soluble polymers and their conjugates 2010-09-28
7795210 Protein remodeling methods and proteins/peptides produced by the methods David A. Zopf, Robert J. Bayer, David Hakes, Xi Chen 2010-09-14
7696163 Erythropoietin: remodeling and glycoconjugation of erythropoietin David A. Zopf, Robert J. Bayer, David Hakes, Caryn Bowe, Xi Chen 2010-04-13
7691603 Intracellular formation of peptide conjugates 2010-04-06
7473680 Remodeling and glycoconjugation of peptides David A. Zopf, Robert J. Bayer, David Hakes, Caryn Bowe, Xi Chen 2009-01-06
7439043 Galactosyl nucleotide sugars David A. Zopf, Robert J. Bayer, Caryn Bowe, David Hakes, Xi Chen 2008-10-21
7416858 Pharmaceutical compositions of glycoconjugates David A. Zopf, Robert J. Bayer, Caryn Bowe, David Hakes, Xi Chen 2008-08-26
7405198 Glycopegylated erythropoietin Robert J. Bayer, David A. Zopf 2008-07-29
7399613 Sialic acid nucleotide sugars David A. Zopf, Robert J. Bayer, Caryn Bowe, David Hakes, Xi Chen 2008-07-15
7368108 Glycopeptide remodeling using amidases Karl F. Johnson 2008-05-06
7338933 O-linked glycosylation of peptides David A. Zopf, Zhi-Guang Wang, Henrik Clausen 2008-03-04