C08G 65/3324
Cyclic
Official title: {cyclic}
C08G65/3324 (Cyclic) appears on 188 US grants and 208 published applications in this corpus.
Search patents in C08G- Granted patents
- 188
- Published applications
- 208
- Assignees
- 168
- Inventors
- 577
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 3 |
| 2002 | 8 | 4 |
| 2003 | 3 | 6 |
| 2004 | 2 | 4 |
| 2005 | 3 | 7 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 5 |
| 2009 | 5 | 9 |
| 2010 | 4 | 21 |
| 2011 | 5 | 3 |
| 2012 | 5 | 9 |
| 2013 | 10 | 13 |
| 2014 | 9 | 8 |
| 2015 | 10 | 9 |
| 2016 | 8 | 17 |
| 2017 | 9 | 8 |
| 2018 | 5 | 10 |
| 2019 | 9 | 9 |
| 2020 | 10 | 13 |
| 2021 | 4 | 9 |
| 2022 | 5 | 10 |
| 2023 | 6 | 6 |
| 2024 | 4 | 9 |
| 2025 | 6 | 5 |
| 2026 | 1 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Diacyl derivatives of polyether polymers27 Jan 2026US 12,534,570 B2P2 Science, Inc.
- Fluidizing compounds for hydraulic compositions23 Dec 2025US 12,503,395 B2Chryso
- Compositions and methods for delivery of agents9 Dec 2025US 12,491,260 B2ModernaTX, Inc.
- Process for preparation of amides and esters of 2-((2-hydroxypropanoyl)oxy)propanoic acid24 Jun 2025US 12,338,197 B2Univerzita Pardubice
- Radiopaque multi-armed polymers and compositions, systems and methods pertaining to the same13 May 2025US 12,297,335 B2Boston Scientific Scimed, Inc.
- Polyurethane urea and its preparation method20 Aug 2026US 2026/0242529 A1BASF SE
- Polyether ester polyol, preparation method therefor, and method for preparing polyurethane elastomer by using polyether ester polyol13 Aug 2026US 2026/0234325 A1Zhengzhou Zhongyuan Spandex Engineering Technology Co., Ltd
- Radiopaque hydrogels and methods of making and using same23 Jul 2026US 2026/0207791 A1Boston Scientific Scimed, Inc.
- Non-ionic surfactants and methods of making and using the same2 Jul 2026US 2026/0184660 A1Life Technologies Corporation
- Non-ionic surfactants and methods of making and using the same2 Jul 2026US 2026/0184995 A1Life Technologies Corporation
Most cited
By later US patents
- Adhesive formulations1,017US 8,349,987 B2Covidien LP · 2013
- Heterotelechelic block copolymers and process for producing the same211US 5,925,720 A1999
- Aryl imidate activated polyalkylene oxides135US 5,637,749 AEnzon, Inc. · 1997
- Process for preparing oligonucleotides103US 7,476,709 B2Avecia Biotechnology Inc. · 2009
- Compositions and methods for delivery of agents101US 10,207,010 B2ModernaTX, Inc. · 2019