A61K 47/42
Proteins
Official title: Proteins; Polypeptides; Degradation products thereof; Derivatives thereof, e.g. albumin, gelatin or zein (oligopeptides having up to five amino acids {A61K47/183}; polyamino acids A61K47/34)
A61K47/42 (Proteins) appears on 1,954 US grants and 3,607 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,954
- Published applications
- 3,607
- Assignees
- 1,772
- Inventors
- 6,774
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 11 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 9 | 0 |
| 1993 | 8 | 0 |
| 1994 | 9 | 0 |
| 1995 | 3 | 0 |
| 1996 | 12 | 0 |
| 1997 | 16 | 0 |
| 1998 | 15 | 0 |
| 1999 | 14 | 0 |
| 2000 | 16 | 0 |
| 2001 | 20 | 5 |
| 2002 | 18 | 34 |
| 2003 | 20 | 40 |
| 2004 | 14 | 54 |
| 2005 | 13 | 49 |
| 2006 | 17 | 54 |
| 2007 | 22 | 57 |
| 2008 | 16 | 60 |
| 2009 | 20 | 69 |
| 2010 | 31 | 105 |
| 2011 | 30 | 109 |
| 2012 | 45 | 97 |
| 2013 | 63 | 135 |
| 2014 | 76 | 194 |
| 2015 | 100 | 180 |
| 2016 | 93 | 191 |
| 2017 | 107 | 200 |
| 2018 | 121 | 214 |
| 2019 | 130 | 254 |
| 2020 | 144 | 235 |
| 2021 | 137 | 233 |
| 2022 | 148 | 264 |
| 2023 | 99 | 213 |
| 2024 | 118 | 212 |
| 2025 | 125 | 202 |
| 2026 | 66 | 147 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pharmaceutical formulation comprising polymeric micro-/nanofibers incorporating echinochrome A29 Sep 2026US 12,746,213 B2National and Kapodistrian University of Athens
- Kits for preparing and delivering purified corticotropin15 Sep 2026US 12,734,217 B1ANI Pharmaceuticals, Inc.
- Compositions comprising a tweak ligand and methods of using same25 Aug 2026US 12,714,740 B2Children's Hospital Medical Center
- Stabilized radiolabeled anti-CD45 immunoglobulin compositions18 Aug 2026US 12,708,678 B2Actinium Pharmaceuticals, Inc.
- Methods for producing chemoembolic agents for the delivery of anti-cancer agents11 Aug 2026US 12,702,674 B2University of Utah Research Foundation
- Compositions, methods of treatment, and containers including compositions8 Oct 2026US 2026/0306427 A1
- Hydrogel ink, hydrogel and uses thereof8 Oct 2026US 2026/0306528 A1
- Composition for kidney treatment using omentum, a medical kit for kidney treatment, including the same, and film for kidney treatment, including cured product thereof8 Oct 2026US 2026/0306550 A1Rokit Healthcare Inc.
- Aqueous Dispersions of Hydrophobic Dietary Ingredients and Methods of Preparation8 Oct 2026US 2026/0306572 A1
- Lifting agent with therapeutics8 Oct 2026US 2026/0306594 A1Boston Scientific Scimed, Inc.
Most cited
By later US patents
- Non-adhesive elastic gelatin matrices1,357US 8,361,501 B2Covalon Technologies Inc. · 2013
- Hydrogel compositions and methods of use667US 5,514,379 AThe General Hospital Corporation · 1996
- Supplemented and unsupplemented tissue sealants, methods of their production and use441US 6,197,325 B1American National Red Cross · 2001
- Dual variable domain immunoglobulin and uses thereof391US 7,612,181 B2Abbott Laboratories · 2009
- Supplemented and unsupplemented tissue sealants, methods of their production and use292US 6,054,122 AAmerican National Red Cross · 2000