Pig liver esterases

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8921080
SERIAL NO

13265178

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The invention relates to an isolated polypeptide having esterase activity comprising an amino acid sequence shown in any one of SEQ ID NO's 2, 4, 6, 8, 10, 12 or 14 or a homologue thereof, comprising an amino acid substitution or deletion of one or more amino acids as shown in said SEQ ID NO's and resulting in a mutant polypeptide having an increased concentration of the fraction of the mutant polypeptide being present as an active and soluble protein in cleared lysate of the mutant polypeptide expressed in E. coli relative to the concentration of the fraction of the polypeptide without the mutation being present as an active and soluble protein in cleared lysate of the polypeptide without the one or more deletion or substitution expressed in E. coli under the same conditions. The invention also relates to nucleic acid encoding the polypeptides according to the invention, and the use of the polypeptides.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
DPX HOLDINGS B VHERENGRACHT 483 AMSTERDAM

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Braun, Andreas Graz, AT 77 1511
El-Heliebi, Amin Graz, AT 1 0
Kietzmann, Martin Graz, AT 2 0
Pichler, Harald Deutschlandsberg, AT 15 32
Schwab, Helmut Graz, AT 32 322
Winkler, Christine Graz, AT 1 0

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jun 30, 2026
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00