C08G 65/3331
Cyclic
Official title: {cyclic}
C08G65/3331 (Cyclic) appears on 78 US grants and 68 published applications in this corpus.
Search patents in C08G- Granted patents
- 78
- Published applications
- 68
- Assignees
- 58
- Inventors
- 159
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 4 |
| 2003 | 2 | 1 |
| 2004 | 1 | 3 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 3 | 1 |
| 2008 | 1 | 1 |
| 2009 | 3 | 2 |
| 2010 | 1 | 6 |
| 2011 | 3 | 5 |
| 2012 | 1 | 1 |
| 2013 | 7 | 5 |
| 2014 | 3 | 5 |
| 2015 | 3 | 2 |
| 2016 | 5 | 3 |
| 2017 | 2 | 2 |
| 2018 | 2 | 7 |
| 2019 | 6 | 2 |
| 2020 | 3 | 3 |
| 2021 | 1 | 1 |
| 2022 | 2 | 2 |
| 2023 | 2 | 3 |
| 2024 | 0 | 1 |
| 2025 | 2 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compositions and methods for delivery of agents9 Dec 2025US 12,491,260 B2ModernaTX, Inc.
- Radiopaque multi-armed polymers and compositions, systems and methods pertaining to the same13 May 2025US 12,297,335 B2Boston Scientific Scimed, Inc.
- Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium21 Nov 2023US 11,820,742 B2Resonac Corporation
- Polymeric alpha-hydroxy aldehyde and ketone reagents and conjugation method25 Apr 2023US 11,634,540 B2Nektar Therapeutics
- Compositions and methods for delivery of agents29 Mar 2022US 11,285,222 B2ModernaTX, Inc.
- A polyether-based dispersant with a light stabilizing effect26 Mar 2026US 2026/0085152 A1BASF SE
- Radiopaque multi-armed polymers and compositions, systems and methods pertaining to the same31 Jul 2025US 2025/0243367 A1Boston Scientific Scimed, Inc.
- Photoinitiators8 May 2025US 2025/0145766 A1Igm Resins Italia S.R.L.
- Compositions and their applications9 Jan 2025US 2025/0011689 A1BASF SE
- Synthesis of peg-based thiol-norbornene hydrogels with tunable hydroylitic degradation properties15 Feb 2024US 2024/0052097 A1The Trustees of Indiana University
Most cited
By later US patents
- Poly(ethylene glycol) derivatives with proximal reactive groups193US 6,362,254 B1Shearwater Corporation · 2002
- Poly(ethylene glycol) derivatives with proximal reactive groups114US 6,437,025 B1Shearwater Corporation · 2002
- Fuel compositions of poly(oxyalkylene) aminocarbamate108US 4,191,537 AChevron Research Company · 1980
- Compositions and methods for delivery of agents101US 10,207,010 B2ModernaTX, Inc. · 2019
- Non-antigenic amine derived polymers and polymer conjugates79US 5,902,588 AEnzon, Inc. · 1999