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Factor Viii patents

      

This page is updated frequently with new Factor Viii-related patent applications.




 Process for producing and purifying factor viii and its derivatives patent thumbnailnew patent Process for producing and purifying factor viii and its derivatives
Disclosed is a method for producing proteins having factor viii procoagulant activity in serum-free medium by in vitro culturing of mammalian cells, wherein the serum-free medium contains an inhibitor against the protease released from cultured cells. In accordance with this invention, the inhibitor can protect the cleavage of a target protein during cultivation and increase homogeneity of a target molecule, wherein the inhibitor can be a dextran sulfate.
Sk Chemicals Co., Ltd.


 A process for manufacturing factor viii having an improved ratio of fviii:c/fviii:ag patent thumbnailA process for manufacturing factor viii having an improved ratio of fviii:c/fviii:ag
A process for manufacturing of a factor viii product having a ratio of fviii:c/fviii:ag of at least 0.7 in the factor viii product by using chromatography wherein at least one chromatographic step is performed by means of employing; an affinity chromatography resin having an affinity for specifically binding of factor viii which is effected by an affinity ligand which is immobilised on the affinity chromatography resin, said affinity ligand is a 13 kd yeast derived fab antibody fragment directed to the factor viii molecule. An anionic chromatography resin.
Octapharma Ag


 Recombinant factor viii proteins patent thumbnailRecombinant factor viii proteins
Provided are recombinant factor viii proteins, e.g., human factor viii proteins, in which one or more amino acids in at least one permissive loops or a3 domain are substituted or deleted, or replaced with heterologous moieties, while retaining the procoagulant activity of factor viii.. .
Biogen Ma Inc.


 Methods and assays for factor viii activity patent thumbnailMethods and assays for factor viii activity
The methods and compositions described herein relate to the measurement of factor viii (fviii) levels and/or activity.. .
The U.s. Government As Represented By The Departme Nt Of Veterans Affairs


 Stabilized factor viii variants patent thumbnailStabilized factor viii variants
The present invention relates to modified coagulation factors. In particular, the present invention relates to stabilized factor viii molecules conjugated with a half life extending moiety as well as use of such molecules..
Novo Nordisk A/s


 Targeted delivery of factor viii proteins to platelets patent thumbnailTargeted delivery of factor viii proteins to platelets
The invention described herein relates to novel molecules and polypeptides comprising at least one amino acid sequence having significant identity with (homology to) human factor viii or biologically active portion(s) thereof, related molecules (such as nucleic acids encoding such polypeptides), compositions (such as pharmaceutical formulations) comprising such polypeptides, and methods of making and using such polypeptides.. .
Novo Nordisk A/s


 Cell culture processes patent thumbnailCell culture processes
Culturing heterologous protein-secreting mammalian cells, such as cho or bhk cells, at 35.1-36.5° c. And/or at ph 7.15-7.20 and/or at a dissolved co2 concentration of 10% or lower.
Baxalta Gmbh


 Optimized human clotting factor viii gene expression cassettes and their use patent thumbnailOptimized human clotting factor viii gene expression cassettes and their use
The invention relates to synthetic liver-specific promoters and expression constructs for producing polypeptides and functional nucleic acids in the liver of a subject. The invention further relates to factor viii proteins containing modifications in the amino acid sequence of the factor viii protein, as well as nucleic acid constructs encoding the factor viii proteins and methods of using these compositions to treat a bleeding disorder..
The University Of North Carolina At Chapel Hill


 Multi-specific antigen-binding molecule having alternative function to function of blood coagulation factor viii patent thumbnailMulti-specific antigen-binding molecule having alternative function to function of blood coagulation factor viii
Various bispecific antibodies that specifically bind to both blood coagulation factor ix/activated blood coagulation factor ix and blood coagulation factor x and functionally substitute for the cofactor function of blood coagulation factor viii, that is, the function to promote activation of blood coagulation factor x by activated blood coagulation factor ix, were produced. From these antibodies, multispecific antigen-binding molecules having a high activity of functionally substituting for blood coagulation factor viii were successfully discovered..
Chugai Seiyaku Kabushiki Kaisha


 Conjugated factor viii molecules patent thumbnailConjugated factor viii molecules
The present invention relates to b-domain truncated factor viii molecules with a modified circulatory half-life, said molecule being covalently conjugated with a hydrophilic polymer. The invention furthermore relates to methods for obtaining such molecules as well as use of such molecules..
Novo Nordisk A/s


Method of treating haemophilia by inducing tolerance to blood factors

The present invention relates to the treatment of haemophilia. More specifically, the invention relates to a new method of inducing an immune tolerance against at least one blood factor used to treat haemophilia through the epicutaneous route by application of a skin patch device comprising a blood factor in order to continue haemophilia treatment.
Inserm (institut National De La Sante Et De La Recherche Medicale)

Compounds suitable for treatment of haemophilia

The present invention relates to von willebrand (vwf) compounds as well as compositions suitable for treatment of blood clotting diseases. The present invention also relates to pharmaceutical compositions, freeze-dried or liquid, comprising (i) a factor viii molecule and (ii) a vwf compound..
Novo Nordisk A/s

Factor viii: remodeling and glycoconjugation of factor viii

The invention includes methods and compositions for remodeling a peptide molecule, including the addition or deletion of one or more glycosyl groups to a peptide, and/or the addition of a modifying group to a peptide.. .
Novo Nordisk A/s

Complex

The present invention relates to a covalent complex of von willebrand factor (vwf) and factor viii, wherein the complex is modified such that it has an extended half-life in vivo. The invention further relates to a method of producing the complex, as well as the therapeutic or prophylactic use of the complex for treating or preventing bleeding events..
Csl Limited

Factor viii zwitterionic polymer conjugates

The present invention provides multi-armed high mw polymers containing hydrophilic groups conjugated to factor viii, and methods of preparing such polymers.. .
Kodiak Sciences Inc.

Factor viii-fc chimeric and hybrid polypeptides, and methods of use thereof

The present invention provides methods of administering factor viii; methods of administering chimeric and hybrid polypeptides comprising factor viii; chimeric and hybrid polypeptides comprising factor viii; polynucleotides encoding such chimeric and hybrid polypeptides; cells comprising such polynucleotides; and methods of producing such chimeric and hybrid polypeptides using such cells.. .
Biogen Hemophilia Inc.

Factor viii-xten fusions and uses thereof

The present invention provides chimeric proteins comprising a factor viii (fviii) polypeptide and xten polypeptides. The fviii polypeptide can have a reduced affinity for von willebrand factor (vwf).
Amunix Operating Inc.

Factor viii: remodeling and glycoconjugation of factor viii

The invention includes methods and compositions for remodeling a peptide molecule, including the addition or deletion of one or more glycosyl groups to a peptide, and/or the addition of a modifying group to a peptide.. .
Novo Nordisk A/s

Purification of chimeric fviii molecules

The invention is directed to methods of purifying a chimeric protein comprising subjecting the chimeric protein to a factor viii-specific affinity chromatography, and subjecting the chimeric protein to an aex chromatography; wherein the chimeric protein comprises a factor viii protein or a fragment thereof. The chimeric protein purified by the present methods shows improved factor viii activity..

Treatment of coagulation disease by administration of recombinant vwf

The present invention provides methods of treating coagulation disease, including hemophilia and von willebrand disease by administering recombinant von willebrand factor alone or in combination with factor viii.. .

Polymer-factor viii moiety conjugates

Conjugates of a factor viii moiety and one or more water-soluble polymers are provided. Typically, the water-soluble polymer is poly(ethylene glycol) or a derivative thereof.

Polymers for delivery of factor viii and/or factor ix

In some aspects, a composition comprising a ph-sensitive crosslinked copolymer of methacrylic acid and poly(ethylene glycol) monomethyl ether methacrylate and a therapeutic protein is provided. In some embodiments, the therapeutic protein is a high molecular weight protein such as factor viii or factor ix.
Board Of Regents, The University Of Texas System

Anti-factor viii antibodies or uses thereof

The present invention provides anti-fviii antibodies and antigen-binding molecules thereof which specifically bind fviii epitopes. The antibodies and antigen-binding molecules can be used to purify fviii.
Biogen Ma Inc.

Factor viii conjugates

The present invention relates to fviii conjugated to heparosan (hep) polymers, methods for the manufacture thereof and uses of such conjugates. The resultant conjugates may be used in the treatment or prevention of bleeding disorders such as haemophilia..
Novo Nordisk A/s

Factor viii glycoforms

The invention concerns glycosylated proteins having human factor viii activity. In a preferred embodiment, the protein is glycosylated with oligosaccharides that include an alpha-(2,6)-linked sialic acid and a bisecting glcnac linked to a core beta-mannose..
Bayer Healthcare Llc



Factor Viii topics:
  • Factor Viii
  • Nucleotide
  • Antibodies
  • Polynucleotide
  • Polypeptide
  • Sialic Acid
  • Circulatory
  • Recombinant
  • Ethylene Glycol
  • Coagulation
  • Hemophilia
  • Physiologic
  • Endogenous
  • Prophylaxis
  • Blood Coagulation


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    This listing is a sample listing of patent applications related to Factor Viii for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Factor Viii with additional patents listed. Browse our RSS directory or Search for other possible listings.


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