Description
Class C07K : PEPTIDES
Subclass 1/22: General processes for the preparation of peptides Extraction; Separation; Purification by chromatography Affinity chromatography or related techniques based upon selective absorption processes
C07K 1/22
Sub-Class
Stats
- 798 US PATENTS IN FORCE
- 263 US APPLICATIONS PENDING
- 261 Total Patent Owners
- 2,677 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12257530 | Fc binding proteins with cysteine in the c-terminal helical region | Sep 05, 23 | Mar 25, 25 | Repligen Corporation |
| 12247065 | Method for producing a controlled mixture of two or more different antibodies | Jun 24, 19 | Mar 11, 25 | GENMAB A/S |
| 12247082 | Highly efficient anti-TFPI antibody composition | Sep 06, 19 | Mar 11, 25 | GREEN CROSS CORPORATION |
| 12240919 | Method for supporting thiol group-including compound | Feb 27, 20 | Mar 04, 25 | Kaneka Corporation |
| 12234283 | System for chromatography column qualification in manufacturing methods for producing anti-IL12/IL23 antibody compositions | Jul 02, 21 | Feb 25, 25 | Janssen Biotech, Inc. |
| 12227604 | Method for producing organic sulfur compound, carrier, method for producing said carrier, ligand-immobilizing carrier, chromatography column, and method for detecting or isolating target substance | Nov 06, 19 | Feb 18, 25 | JSR Corporation |
| 12221492 | Mutated immunoglobulin-binding polypeptides | Jan 15, 21 | Feb 11, 25 | CYTIVA BIOPROCESS R&D AB |
| 12209139 | N- and C-terminal tandem tag system for purification | Aug 20, 21 | Jan 28, 25 | King Abdullah University of Science and Technology |
| 12209260 | Protease specific for a novel sumo-derived protease cleavage site | Jun 13, 19 | Jan 28, 25 | Max Planck Gesellschaft zur Forderung der Wissenschaften E.V. |
| 12202858 | Solid-phase carrier including IgG-binding peptide, and IgG separation method | Oct 07, 19 | Jan 21, 25 | Kagoshima University; Daicel Corporation Industries Ltd.; |
| 12202859 | Hepatitis c virus E1/E2 heterodimers and methods of producing same | Oct 25, 21 | Jan 21, 25 | The Governors of the University of Alberta |
| 12202883 | Anti-VEGF protein compositions and methods for producing the same | Jun 04, 24 | Jan 21, 25 | Regeneron Pharmaceuticals, Inc. |
| 12195498 | Separating agent | Jul 01, 19 | Jan 14, 25 | NATIONAL UNIVERSITY CORPORATION KYOTO INSTITUTE OF TECHNOLOGY; Daicel Corporation Industries Ltd.; |
| 12195499 | Manufacturing optimization of GL-2045, a multimerizing stradomer | Sep 07, 23 | Jan 14, 25 | GLIKNIK INC. |
| 12195512 | Affinity ligands for antibody Fc region | Feb 01, 19 | Jan 14, 25 | Univerza v Ljubljani Fakulteta za naravoslovje in technologijo Oddelek |
| 12187763 | Chromatography resin and uses thereof | Feb 11, 21 | Jan 07, 25 | ImmunityBio, Inc. |
| 12187764 | Affinity carrier using mutant VHH antibody | Jun 20, 19 | Jan 07, 25 | JSR Corporation |
| 12187772 | IL10 agonists and methods of use thereof | Apr 28, 23 | Jan 07, 25 | Regeneron Pharmaceuticals, Inc. |
| 12180249 | Compositions and methods for selective labeling of secondary amines | Sep 21, 22 | Dec 31, 24 | Emory University |
| 12180250 | Methods for extracting proteins from a blood-based material | May 13, 21 | Dec 31, 24 | Plasma Technologies, LLC |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0101,100 | ANTI-NKG2A ANTIBODIES AND USES THEREOF | Jul 23, 24 | Mar 27, 25 | Bristol Myers Squibb Company |
| 2025/0084,123 | MULTIPRODUCT RESIN REUSE (MRR) FOR THE DEVELOPMENT AND CLINICAL MANUFACTURE OF THERAPEUTIC PROTEINS | Aug 09, 24 | Mar 13, 25 | Merck Sharp & Dohme LLC |
| 2025/0084,479 | METHODS AND COMPOSITIONS FOR DETERMINING THE ANTIGEN SPECIFICITY OF T CELLS | Nov 26, 24 | Mar 13, 25 | The Broad Institute, Inc.; The General Hospital Corporation; |
| 2025/0074,937 | PURIFICATION METHOD OF MYCOBACTERIUM-DERIVED NANOCARRIER PROTEIN | Feb 26, 24 | Mar 06, 25 | Not available |
| 2025/0074,970 | METHOD OF PURIFYING IMMUNOGLOBULIN G AND USES THEREOF | Jul 29, 22 | Mar 06, 25 | Not available |
| 2025/0075,172 | PRODUCTION METHOD FOR BISPECIFIC ANTIBODY | Dec 20, 22 | Mar 06, 25 | Not available |
| 2025/0066,415 | SYSTEMS FOR EXTRACTING PROTEINS FROM A BLOOD-BASED MATERIAL | Nov 12, 24 | Feb 27, 25 | Not available |
| 2025/0059,258 | CH1 DOMAIN AFFINITY LIGANDS AND AGENTS | Dec 23, 22 | Feb 20, 25 | Avitide LLC |
| 2025/0051,400 | ALKALINE STABLE FC-BINDING PROTEINS FOR AFFINITY CHROMATOGRAPHY | Sep 03, 24 | Feb 13, 25 | Repligen Corporation |
| 2025/0043,268 | PLATE MAGNET | Aug 12, 24 | Feb 06, 25 | Not available |
| 2025/0034,205 | METHOD FOR PURIFYING A PROTEIN OF INTEREST AND MEANS FOR ITS IMPLEMENTATION | Oct 07, 22 | Jan 30, 25 | UNIVERSITÉ GRENOBLE ALPES; Centre National De La Recherche Scientifique (CNRS); INSTITUT NATIONAL DE LA SANTÉ ET DE LA RECHERCHE MÉDICALE (INSERM); |
| 2025/0034,231 | ANTI-VEGF PROTEIN COMPOSITIONS AND METHODS FOR PRODUCING THE SAME | Oct 16, 24 | Jan 30, 25 | Not available |
| 2025/0034,206 | METHOD OF PROTEIN PURIFICATION | Dec 07, 22 | Jan 30, 25 | Ferring B.V. |
| 2025/0026,784 | SEPARATION METHOD OF ANTIBODY | Nov 14, 22 | Jan 23, 25 | Tosoh Corporation |
| 2025/0019,393 | High Efficiency Methods for Isolating Proteins | Jan 30, 24 | Jan 16, 25 | Not available |
| 2025/0001,400 | MATERIAL AND METHOD FOR PERFORMING A SEPARATION BASED ON BORON CLUSTERS | Nov 07, 22 | Jan 02, 25 | Merck Patent GmbH |
| 2025/0002,528 | SWITCHABLE POLYPEPTIDE AND ITS USE FOR GENTLE AFFINITY PURIFICATION | Nov 29, 22 | Jan 02, 25 | Not available |
| 2025/0002,543 | IMMUNOGLOBULIN-BINDING PROTEIN | Oct 24, 22 | Jan 02, 25 | Tosoh Corporation |
| 2024/0417,426 | BACTERIAL COLICIN-IMMUNITY PROTEIN PROTEIN PURIFICATION SYSTEM | May 23, 24 | Dec 19, 24 | The UAB Research Foundation |
| 2024/0417,427 | Integrated Continuous Manufacturing of Therapeutic Protein Drug Substances | Aug 27, 24 | Dec 19, 24 | Genzyme Corporation |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 32 Months (last 2 years Issuances)
- 32 Months (last 5 years Issuances)