Pfenex Inc.
🏢 View company profile →30Patents
29Active
30Granted
54Portfolio score
Filing activity: Nov 22, 2004 → Aug 14, 2020 · 12 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| 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.