A23K 20/147
Polymeric derivatives
Official title: Polymeric derivatives, e.g. peptides or proteins
A23K20/147 (Polymeric derivatives) appears on 971 US grants and 1,890 published applications in this corpus.
Search patents in A23K- Granted patents
- 971
- Published applications
- 1,890
- Assignees
- 848
- Inventors
- 3,644
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 9 | 0 |
| 1990 | 2 | 0 |
| 1991 | 7 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 18 | 0 |
| 1999 | 16 | 0 |
| 2000 | 18 | 0 |
| 2001 | 18 | 6 |
| 2002 | 28 | 20 |
| 2003 | 18 | 52 |
| 2004 | 21 | 50 |
| 2005 | 12 | 48 |
| 2006 | 12 | 41 |
| 2007 | 10 | 38 |
| 2008 | 13 | 44 |
| 2009 | 24 | 62 |
| 2010 | 19 | 73 |
| 2011 | 17 | 48 |
| 2012 | 32 | 53 |
| 2013 | 29 | 61 |
| 2014 | 42 | 100 |
| 2015 | 23 | 92 |
| 2016 | 31 | 97 |
| 2017 | 45 | 87 |
| 2018 | 42 | 86 |
| 2019 | 40 | 88 |
| 2020 | 48 | 111 |
| 2021 | 48 | 111 |
| 2022 | 46 | 126 |
| 2023 | 53 | 130 |
| 2024 | 58 | 104 |
| 2025 | 55 | 101 |
| 2026 | 38 | 61 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Use of ionic polymers in biomass processing for preparation of animal feed additive6 Oct 2026US 12,751,470 B2Embion Technologies SA
- Method for improving inflammation, joint health, joint mobility, and joint comfort in healthy mammals15 Sep 2026US 12,733,666 B2Lonza Consumer Health Inc.
- Method for rearing Artemias, feed for Artemia, Artemia and Artemia population11 Aug 2026US 12,702,120 B2Nissui Corporation
- Pet food compositions7 Jul 2026US 12,672,661 B2Hill's Pet Nutrition, Inc.
- Collagen beverage composition for nutritional consumption with neutral to basic pH and low detectability7 Jul 2026US 12,672,662 B2Pure Brands, Inc.
- Wet food compositions suitable for intestinal disorder1 Oct 2026US 2026/0293936 A1Mars, Incorporated
- Shrimp feed and methods of use thereof1 Oct 2026US 2026/0293937 A1Organicin Scientific, Inc.
- Pasture treatments for enhanced carbon sequestration and reduction in livestock-produced greenhouse gas emissions24 Sep 2026US 2026/0283195 A1Locus Solutions Ipco, LLC
- Collagen beverage composition for nutritional consumption with neutral to basic ph and low detectability24 Sep 2026US 2026/0283199 A1Pure Brands, Inc.
- Use of whey protein micelles for enhancing energy expenditure and satiety24 Sep 2026US 2026/0283212 A1Societe des Produits Nestle S. A.
Most cited
By later US patents
- Lipid-containing feed supplements and foodstuffs112US 4,217,370 ABlue Wing Corporation · 1980
- Transdermal estrogen/progestin dosage unit, system and process107US 5,023,084 ARutgers, The State University of New Jersey · 1991
- Edible thermoplastic and nutritious pet chew92US 6,455,083 B1Natural Polymer International Corporation · 2002
- Protein-based chewable pet toy75US 6,379,725 B1Natural Polymer International Corporation · 2002
- Bactericides63US 6,352,727 B1Eishogen Co., Ltd. · 2002