Medicinal preparations containing peptides
Official title: Medicinal preparations containing peptides (peptides containing beta-lactam rings A61K31/00; cyclic dipeptides not having in their molecule any other peptide link than those which form their ring, e.g. piperazine-2,5-diones, A61K31/00; ergot alkaloids of the cyclic peptide type A61K31/48; containing macromolecular compounds having statistically distributed amino acid units A61K31/74; medicinal preparations containing antigens or antibodies A61K39/00; medicinal preparations characterised by the non-active ingredients, e.g. peptides as drug carriers, A61K47/00)
A61K38/00 (Medicinal preparations containing peptides) appears on 77,909 US grants and 109,335 published applications in this corpus.
Search patents in A61K- Granted patents
- 77,909
- Published applications
- 109,335
- Assignees
- 22,659
- Inventors
- 142,971
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 100 | 0 |
| 1977 | 138 | 0 |
| 1978 | 206 | 0 |
| 1979 | 115 | 0 |
| 1980 | 145 | 0 |
| 1981 | 160 | 0 |
| 1982 | 174 | 0 |
| 1983 | 183 | 0 |
| 1984 | 271 | 0 |
| 1985 | 237 | 0 |
| 1986 | 240 | 0 |
| 1987 | 335 | 0 |
| 1988 | 341 | 0 |
| 1989 | 429 | 0 |
| 1990 | 391 | 0 |
| 1991 | 509 | 0 |
| 1992 | 693 | 0 |
| 1993 | 853 | 0 |
| 1994 | 727 | 0 |
| 1995 | 868 | 0 |
| 1996 | 1281 | 0 |
| 1997 | 2065 | 0 |
| 1998 | 2920 | 0 |
| 1999 | 2881 | 0 |
| 2000 | 2403 | 0 |
| 2001 | 2436 | 602 |
| 2002 | 2293 | 3875 |
| 2003 | 2034 | 6602 |
| 2004 | 1730 | 4615 |
| 2005 | 1536 | 4248 |
| 2006 | 2035 | 4013 |
| 2007 | 1919 | 3647 |
| 2008 | 1839 | 3475 |
| 2009 | 1743 | 3930 |
| 2010 | 2183 | 3940 |
| 2011 | 1974 | 3818 |
| 2012 | 2070 | 3421 |
| 2013 | 2277 | 3819 |
| 2014 | 2544 | 4183 |
| 2015 | 2607 | 4317 |
| 2016 | 2697 | 4701 |
| 2017 | 2782 | 4448 |
| 2018 | 2757 | 4399 |
| 2019 | 2905 | 4866 |
| 2020 | 2841 | 4901 |
| 2021 | 2843 | 5171 |
| 2022 | 2576 | 5245 |
| 2023 | 2255 | 4709 |
| 2024 | 2368 | 4781 |
| 2025 | 2414 | 4177 |
| 2026 | 1586 | 3432 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
- A61K 38/16Peptides having more than 20 amino acids33,332
- A61K 38/04Peptides having up to 20 amino acids in a fully defined sequence9,780
- A61K 38/01Hydrolysed proteins616
- A61K 38/02Peptides of undefined number of amino acids584
- A61K 38/005Enzyme inhibitors455
- A61K 38/03Peptides having up to 20 amino acids in an undefined or only179
Recent patents
- Use of ionic polymers in biomass processing for preparation of animal feed additive6 Oct 2026US 12,751,470 B2Embion Technologies SA
- Medication that protects the intestinal microbiota and their preparation methods and applications6 Oct 2026US 12,751,921 B2University of Science and Technology of China
- Composition for use in treating dystrophic epidermolysis bullosa6 Oct 2026US 12,751,974 B2Osaka University
- Methods and compositions of chondrisomes6 Oct 2026US 12,751,977 B2Children's Medical Center Corporation
- Method of treating a child with central precocious puberty using an extended release composition6 Oct 2026US 12,751,990 B2Tolmar International Limited
- Concentrated milk protein preparations8 Oct 2026US 2026/0305634 A150G Inc.
- Method to induce exfoliation of cells and/or tissue fragments for enhanced cytopathologic cell collection8 Oct 2026US 2026/0306077 A1Adenocyte Ltd.
- Cosmetic composition comprising an endolysin and an organic filler8 Oct 2026US 2026/0306385 A1L'oreal
- Subcutaneous peptide delivery system8 Oct 2026US 2026/0306408 A1
- Active loading of biomolecular cargo into engineered vesicles8 Oct 2026US 2026/0306415 A1Northwestern University
Most cited
- Humanized immunoglobulins2,884US 5,585,089 AProtein Design Labs, Inc. · 1996
- Directed evolution of novel binding proteins2,450US 5,223,409 AProtein Engineering Corporation · 1993
- Humanized immunoglobulins2,259US 5,530,101 AProtein Design Labs, Inc. · 1996
- Humanized immunoglobulins2,030US 5,693,762 AProtein Design Labs, Inc. · 1997
- Non-immunogenic polypeptides2,007US 4,179,337 A1979