C07C 229/16
To carbon atoms of hydrocarbon radicals substituted by amino or carboxyl groups
Official title: to carbon atoms of hydrocarbon radicals substituted by amino or carboxyl groups, e.g. ethylenediamine-tetra-acetic acid, iminodiacetic acids
C07C229/16 (To carbon atoms of hydrocarbon radicals substituted by amino or carboxyl groups) appears on 358 US grants and 331 published applications in this corpus.
Search patents in C07C- Granted patents
- 358
- Published applications
- 331
- Assignees
- 242
- Inventors
- 1,052
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 10 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 12 | 0 |
| 1996 | 11 | 0 |
| 1997 | 12 | 0 |
| 1998 | 19 | 0 |
| 1999 | 12 | 0 |
| 2000 | 11 | 0 |
| 2001 | 23 | 4 |
| 2002 | 21 | 9 |
| 2003 | 13 | 13 |
| 2004 | 9 | 7 |
| 2005 | 6 | 13 |
| 2006 | 9 | 9 |
| 2007 | 1 | 3 |
| 2008 | 3 | 2 |
| 2009 | 2 | 5 |
| 2010 | 5 | 6 |
| 2011 | 0 | 13 |
| 2012 | 2 | 10 |
| 2013 | 11 | 10 |
| 2014 | 9 | 15 |
| 2015 | 5 | 10 |
| 2016 | 13 | 10 |
| 2017 | 12 | 13 |
| 2018 | 11 | 16 |
| 2019 | 13 | 13 |
| 2020 | 11 | 16 |
| 2021 | 9 | 16 |
| 2022 | 12 | 18 |
| 2023 | 14 | 17 |
| 2024 | 5 | 24 |
| 2025 | 17 | 33 |
| 2026 | 12 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Long-acting low-toxicity novel cationic lipid compounds and composition thereof29 Sep 2026US 12,746,208 B2Beijing Youcare Kechuang Pharmaceutical Technology Co., Ltd.
- Ionizable cationic lipids for RNA delivery1 Sep 2026US 12,723,023 B2Arcturus Therapeutics, Inc.
- Extended- and multimodal-release compositions25 Aug 2026US 12,715,801 B2Finoric, LLC
- Lipids and lipid nanoparticle formulations for delivery of nucleic acids30 Jun 2026US 12,667,627 B2Acuitas Therapeutics, Inc.
- Cationic lipid, liposome containing cationic lipid, and nucleic-acid pharmaceutical composition containing liposome and formulation and application thereof9 Jun 2026US 12,648,908 B2Xiamen Sinopeg Biotech Co., Ltd.
- Lipid nanoparticle for targeted delivery of therapeutic payloads24 Sep 2026US 2026/0285801 A1Trustees of Tufts College
- Compounds27 Aug 2026US 2026/0250572 A1
- Compounds and compositions for intracellular delivery of nucleic acid-based therapeutics and methods thereof30 Jul 2026US 2026/0216070 A1NanoTech Pharma Inc.
- Novel ionizable lipid compounds for nucleic acid delivery30 Jul 2026US 2026/0216087 A1Celon Pharma S.A.
- Bis-ester and amide cationic lipids30 Jul 2026US 2026/0216368 A1Sanofi Pasteur Limited
Most cited
By later US patents
- Large scale photolithographic solid phase synthesis of polypeptides and receptor binding screening thereof1,998US 5,143,854 AAffymax Technologies N.V. · 1992
- Array of oligonucleotides on a solid substrate1,585US 5,445,934 AAffymax Technologies N.V. · 1995
- Arrays of materials attached to a substrate1,410US 5,744,305 AAffymetrix, Inc. · 1998
- Very large scale immobilized polymer synthesis967US 5,424,186 AAffymax Technologies N.V. · 1995
- Method of detecting nucleic acids962US 5,800,992 A1998