C07C 271/08
Having oxygen atoms of carbamate groups bound to acyclic carbon atoms
Official title: having oxygen atoms of carbamate groups bound to acyclic carbon atoms
C07C271/08 (Having oxygen atoms of carbamate groups bound to acyclic carbon atoms) appears on 3,321 US grants and 2,836 published applications in this corpus.
Search patents in C07C- Granted patents
- 3,321
- Published applications
- 2,836
- Assignees
- 1,431
- Inventors
- 8,731
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 17 | 0 |
| 1978 | 17 | 0 |
| 1979 | 11 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 7 | 0 |
| 1983 | 9 | 0 |
| 1984 | 4 | 0 |
| 1985 | 10 | 0 |
| 1986 | 12 | 0 |
| 1987 | 6 | 0 |
| 1988 | 15 | 0 |
| 1989 | 23 | 0 |
| 1990 | 39 | 0 |
| 1991 | 56 | 0 |
| 1992 | 71 | 0 |
| 1993 | 61 | 0 |
| 1994 | 59 | 0 |
| 1995 | 92 | 0 |
| 1996 | 99 | 0 |
| 1997 | 131 | 0 |
| 1998 | 136 | 0 |
| 1999 | 121 | 0 |
| 2000 | 100 | 0 |
| 2001 | 104 | 21 |
| 2002 | 124 | 123 |
| 2003 | 113 | 164 |
| 2004 | 90 | 166 |
| 2005 | 66 | 110 |
| 2006 | 86 | 112 |
| 2007 | 71 | 103 |
| 2008 | 86 | 106 |
| 2009 | 66 | 121 |
| 2010 | 96 | 124 |
| 2011 | 70 | 111 |
| 2012 | 89 | 118 |
| 2013 | 88 | 127 |
| 2014 | 114 | 124 |
| 2015 | 107 | 126 |
| 2016 | 123 | 124 |
| 2017 | 115 | 129 |
| 2018 | 85 | 106 |
| 2019 | 98 | 114 |
| 2020 | 85 | 108 |
| 2021 | 59 | 86 |
| 2022 | 65 | 81 |
| 2023 | 51 | 97 |
| 2024 | 56 | 73 |
| 2025 | 65 | 104 |
| 2026 | 28 | 58 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ionizable cationic lipids for RNA delivery1 Sep 2026US 12,723,023 B2Arcturus Therapeutics, Inc.
- Process for preparing a GIP/GLP1 dual agonist25 Aug 2026US 12,715,901 B2Eli Lilly and Company
- Nitrogen-branched non-linear pegylated lipid containing a tertiary amine and application thereof18 Aug 2026US 12,708,675 B2Xiamen Sinopeg Biotech Co., Ltd.
- Compositions and methods of making expanded hematopoietic stem cells using derivatives of fluorene4 Aug 2026US 12,698,255 B2ImmuneBridge Inc.
- Cationic lipids and preparation method thereof28 Jul 2026US 12,691,070 B2RiboX Therapeutics HK Limited
- Hydrocarbon terminal group-containing compound, surface treatment agent, and article8 Oct 2026US 2026/0308392 A1Shin-Etsu Chemical Co., Ltd.
- Ionizable lipid compound, lipid carrier comprising same, and application1 Oct 2026US 2026/0294810 A1Innovec Biotherapeutics
- Free-radically polymerisable compound and composition1 Oct 2026US 2026/0297020 A1
- Lipid nanoparticle for targeted delivery of therapeutic payloads24 Sep 2026US 2026/0285801 A1Trustees of Tufts College
- Process for preparing (r)-2-amino-3-phenylpropyl carbamate17 Sep 2026US 2026/0274788 A1Inke, S.A.
Most cited
By later US patents
- Novel vinyl carbonate and vinyl carbamate contact lens material monomers474US 5,070,215 ABausch & Lomb Incorporated · 1991
- Lipopolyamines, their preparation and their use287US 5,171,678 ACentre National De La Recherche Scientifique · 1992
- Bioconjugation of macromolecules259US 6,737,236 B1Proligo LLC · 2004
- Immunological materials242US 4,046,722 AG. D. Searle & Co. · 1977
- UV curable crosslinking agents useful in copolymerization224US 5,449,729 ABausch & Lomb Incorporated · 1995