Patent assignee · US · COMPANY

Pfenex Inc.

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30Patents
29Active
30Granted
54Portfolio score

Filing activity: Nov 22, 2004 → Aug 14, 2020 · 12 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8603824B2 Process for improved protein expression by strain engineering Chemistry; Metallurgy 30 Active
US9580719B2 Method for rapidly screening microbial hosts to identify certain strains with improved yield and/or quality in the expression of heterologous proteins Chemistry; Metallurgy 24 Active
US7985564B2 Expression systems with sec-system secretion Chemistry; Metallurgy 21 Active
US8288127B2 Protein expression systems Chemistry; Metallurgy 18 Active
US9109229B2 Process for improved protein expression by strain engineering Chemistry; Metallurgy 18 Active
US8530171B2 High level expression of recombinant toxin proteins Chemistry; Metallurgy 11 Active
US8569015B2 RPA optimization Human Necessities 5 Active
US9453251B2 Expression of mammalian proteins in Pseudomonas fluorescens Chemistry; Metallurgy 4 Active
US8455218B2 Methods for G-CSF production in a Pseudomonas host cell Chemistry; Metallurgy 4 Active
US9394571B2 Method for rapidly screening microbial hosts to identify certain strains with improved yield and/or quality in the expression of heterologous proteins Chemistry; Metallurgy 4 Active
US7833752B2 Bacterial leader sequences for increased expression Chemistry; Metallurgy 3 Active
US9458487B2 Expression of mammalian proteins in pseudomonas fluorescens Chemistry; Metallurgy 3 Active
US10662433B2 Method for production of recombinant E. coli asparaginase Emerging Cross-Sectional Technologies 2 Active
US10041102B2 Expression of mammalian proteins in Pseudomonas fluorescens Chemistry; Metallurgy 2 Active
US8017355B2 Mannitol induced promoter systems in bacterial host cells Chemistry; Metallurgy 2 Active
US10787671B2 Method for production of recombinant Erwinia asparaginase Chemistry; Metallurgy 2 Active
US9169304B2 Process for purifying recombinant Plasmodium falciparum circumsporozoite protein Emerging Cross-Sectional Technologies 2 Active
US9243253B2 Production of recombinant proteins utilizing non-antibiotic selection methods and the incorporation of non-natural amino acids therein Chemistry; Metallurgy 2 Active
US7794972B2 Benzoate-and anthranilate-inducible promoters Chemistry; Metallurgy 2 Expired
US11046964B2 Method for production of recombinant E. coli asparaginase Emerging Cross-Sectional Technologies 1 Active
US10689640B2 Method for rapidly screening microbial hosts to identify certain strains with improved yield and/or quality in the expression of heterologous proteins Chemistry; Metallurgy 1 Active
US8318481B2 High copy number self-replicating plasmids in pseudomonas Chemistry; Metallurgy 0 Active
US10118956B2 Fusion partners for peptide production Emerging Cross-Sectional Technologies 0 Active
US9187543B2 Method for producing soluble recombinant interferon protein without denaturing Chemistry; Metallurgy 0 Active
US10981968B2 Fusion partners for peptide production Emerging Cross-Sectional Technologies 0 Active

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