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David A. Estell, San Francisco US

David A. Estell, San Francisco, CA US

Patent application numberDescriptionPublished
20080268420Isolating Human Antibodies - The invention is drawn to a method of isolating human antibodies.10-30-2008
20080293610Use and production of storage-stable neutral metalloprotease - The present invention provides methods and compositions comprising at least one neutral metalloprotease enzyme that has improved storage stability. In some embodiments, the neutral metalloprotease finds use in cleaning and other applications. In some particularly preferred embodiments, the present invention provides methods and compositions comprising neutral metalloprotease(s) obtained from 11-27-2008
20090075332Modified Proteases - This invention relates to modified polynucleotides encoding modified proteases, and methods for altering the production of proteases in microorganisms. In particular, the present invention relates to methods for altering the expression of proteases in microorganisms, such as 03-19-2009
20090263882Thermostable Neutral Metalloproteases - The present invention provides methods and compositions comprising at least one neutral metalloprotease enzyme that has improved storage stability. In some embodiments, the neutral metalloprotease finds use in cleaning and other applications. In some particularly preferred embodiments, the present invention provides methods and compositions comprising neutral metalloprotease(s) obtained from 10-22-2009
20090305935PRODUCTION OF GLUCOSE FROM STARCH USING ALPHA-AMYLASES FROM BACILLUS SUBTILIS - An α-amylase from 12-10-2009
20100015686Variant Alpha-Amylases from Bacillus Subtilis and Methods of Uses, Thereof - Alpha-amylases from 01-21-2010
20100092409PERSONAL CARE COMPOSITIONS COMPRISING MODIFIED VARIANT BOWMAN BIRK PROTEASE INHIBITORS - The present invention relates to compositions that comprise modified variant Bowman Birk Protease Inhibitor proteins (BBPIs). The modified variant BBPIs comprise peptides that bind target proteins, and that are further modified to have greater protease inhibitory activity and/or be produced at greater yields than the unmodified BBPIs. The invention encompasses the compositions comprising the modified variant BBPIs, and the methods for making and using the compositions in personal care.04-15-2010
20100093028MODIFIED VARIANT BOWMAN BIRK PROTEASE INHIBITORS - The present invention relates to modified variant Bowman Birk Protease Inhibitor proteins (BBPIs) that comprise peptides that bind target proteins, and that are further modified to have greater protease inhibitory activity and/or be produced at greater yields than the unmodified BBPIs. The invention encompasses polynucleotide constructs and expression vectors containing polynucleotide sequences that encode the modified variant BBPIs, the transformed host cells that express and produce the modified variant BBPIs, the modified variant BBPI proteins, the compositions comprising the modified variant BBPIs, and the methods for making and using the modified variant BBPIs in personal care.04-15-2010
20100120651ENZYME FABRIC CARE TABLETS FOR CONSUMERS AND METHODS - Single-dose enzyme tablets for direct sale to consumers are provided for boosting the performance of automatic laundry and dish washing operations using conventional detergents. The tablets provide a wash performance that is better than or at least equal to the wash performance of the detergents alone even when the time and or temperature of the wash cycle is decreased. The tablets may be provided in kits and the enzymes are selected to treat a variety of fabric stains as well as to provide fabric care benefits.05-13-2010
20100152087COMPOSITIONS AND METHODS COMPRISING A SUBTILISIN VARIANT - The present invention provides a subtilisin variant that is particularly well suited to cleaning applications. In particular, the present invention provides a 06-17-2010
20100152088COMPOSITIONS AND METHODS COMPRISING A SUBTILISIN VARIANT - The present invention provides a 06-17-2010
20100192985COMPOSITIONS AND METHODS COMPRISING SERINE PROTEASE VARIANTS - The present invention provides methods for protein engineering and serine protease variants produced there from. Specifically, the present invention provides serine protease variants having one or more substitutions as compared to a reference serine protease. In addition, the present invention provides compositions comprising these serine protease variants. In some embodiments, the present invention provides cleaning compositions comprising at least one of these serine protease variants.08-05-2010
20100216682Methods for Improving Multiple Protein Properties - The present invention provides efficient methods for obtaining a protein with one or more beneficial attributes in industrial, consumer or pharmaceutical applications. In some preferred embodiments, the present invention provides methods for producing superior enzymes for a given application through screening an abbreviated set of candidate enzymes.08-26-2010
20100221780Modified Variant Bowman Birk Protease Inhibitors - The present invention relates to modified variant Bowman Birk Protease Inhibitor proteins (BBPIs) that comprise peptides that bind target proteins, and that are further modified to have greater protease inhibitory activity and/or be produced at greater yields than the unmodified BBPIs. The invention encompasses polynucleotide constructs and expression vectors containing polynucleotide sequences that encode the modified variant BBPIs, the transformed host cells that express and produce the modified variant BBPIs, the modified variant BBPI proteins, the compositions comprising the modified variant BBPIs, and the methods for making and using the modified variant BBPIs in personal care.09-02-2010
20110021404Surface Active Bleach and Dynamic pH - The present invention provides methods and compositions for dynamic pH control, particularly in detergent applications. In particularly preferred embodiments, the detergent compositions find use in surface removal of soils from fabrics, including clothing. In some particularly preferred embodiments, the present invention provides combinations of enzymes to provide for dynamic pH control.01-27-2011
20110082048Systematic Evaluation of Sequence and Activity Relationships Using Site Evaluation Libraries For Engineering Multiple Properties - The present invention provides methods for protein engineering. Specifically, the invention provides methods utilizing site evaluation libraries to design libraries that optimize two or more properties of a protein.04-07-2011
20110086412Multiply-Substituted Protease Variants - Novel enzyme variants including protease variants derived from the DNA sequences of naturally-occurring or recombinant non-human proteases are disclosed. The variant proteases, in general, are obtained by in vitro modification of a precursor DNA sequence encoding the naturally-occurring or recombinant protease to generate the substitution of a plurality of amino acid residues in the amino acid sequence of a precursor protease. Such variant proteases have properties which are different from those of the precursor protease, such as altered wash performance. The substituted amino acid residue correspond to positions 27, 45, 170, 181, 251 and 271 of 04-14-2011
20110091958Multiply-Substituted Protease Variants - Novel enzyme variants including protease variants derived from the DNA sequences of naturally-occurring or recombinant non-human proteases are disclosed. The variant proteases, in general, are obtained by in vitro modification of a precursor DNA sequence encoding the naturally-occurring or recombinant protease to generate the substitution of a plurality of amino acid residues in the amino acid sequence of a precursor protease. Such variant proteases have properties which are different from those of the precursor protease, such as altered wash performance. The substituted amino acid residue correspond to positions 27, 45, 170, 181, 251 and 271 of 04-21-2011
20110091959Multiply-Substituted Protease Variants - Novel enzyme variants including protease variants derived from the DNA sequences of naturally-occurring or recombinant non-human proteases are disclosed. The variant proteases, in general, are obtained by in vitro modification of a precursor DNA sequence encoding the naturally-occurring or recombinant protease to generate the substitution of a plurality of amino acid residues in the amino acid sequence of a precursor protease. Such variant proteases have properties which are different from those of the precursor protease, such as altered wash performance. The substituted amino acid residue correspond to positions 27, 45, 170, 181, 251 and 271 of 04-21-2011

Patent applications by David A. Estell, San Francisco, CA US