Patent assignee · US · COMPANY

Somatogen, Inc.

🏢 View company profile →
24Patents
0Active
24Granted
32Portfolio score

Filing activity: Nov 8, 1991 → Feb 29, 1996

Most-cited patents

PatentTitleAreaCited byStatus
US5599907A Production and use of multimeric hemoglobins Emerging Cross-Sectional Technologies 63 Expired
US5679777A Hemoglobins as drug delivery agents Chemistry; Metallurgy 53 Expired
US5631219A Method of stimulating hematopoiesis with hemoglobin Emerging Cross-Sectional Technologies 46 Expired
US5844089A Genetically fused globin-like polypeptides having hemoglobin-like activity Chemistry; Metallurgy 27 Expired
US5449759A Hemoglobins with intersubunit desulfide bonds Chemistry; Metallurgy 27 Expired
US5545727A DNA encoding fused di-alpha globins and production of pseudotetrameric hemoglobin Chemistry; Metallurgy 24 Expired
US5563254A Polynucleotides encoding genetically engineered mutant hemoglobins Chemistry; Metallurgy 22 Expired
US5661124A Blood substitutes Chemistry; Metallurgy 18 Expired
US5665869A Method for the rapid removal of protoporphyrin from protoporphyrin IX-containing solutions of hemoglobin Human Necessities 17 Expired
US5578564A Nickel-free hemoglobin and methods for producing such hemoglobin Human Necessities 12 Expired
US5798227A Co-expression of alpha and beta globins Chemistry; Metallurgy 10 Expired
US5844088A Hemoglobin-like protein comprising genetically fused globin-like polypeptides Chemistry; Metallurgy 9 Expired
US5844090A Modified hemoglobin-like compounds Emerging Cross-Sectional Technologies 9 Expired
US5739011A DNA for the production of multimeric hemoglobins Emerging Cross-Sectional Technologies 9 Expired
US5759517A Hemoglobins as drug delivery agents Chemistry; Metallurgy 8 Expired
US5750132A Treatment of adverse effects associated with administration of extracellular hemoglobin Emerging Cross-Sectional Technologies 5 Expired
US6242417A Stabilized compositions containing hemoglobin Emerging Cross-Sectional Technologies 5 Expired
US5801019A DNA encoding fused alpha-beta globin pseuodimer and production of pseudotetrameric hemoglobin Chemistry; Metallurgy 5 Expired
US5717058A Peptide inhibitors of tax-dependent transcription Chemistry; Metallurgy 4 Expired
US5776890A Hemoglobins with intersubunit disulfide bonds Chemistry; Metallurgy 4 Expired
US5744329A DNA encoding fused di-beta globins and production of pseudotetrameric hemoglobin Chemistry; Metallurgy 3 Expired
US6140071A Proteins with mutations to decrease N-terminal methylation Emerging Cross-Sectional Technologies 0 Expired
US5811264A Proteins with mutations to decrease N-terminal methylation Emerging Cross-Sectional Technologies 0 Expired
US6274331A Method of determining a functional linker for fusing globin subunts Chemistry; Metallurgy 0 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.