C08G 8/34
By natural resins or resin acids
Official title: by natural resins or resin acids, e.g. rosin
C08G8/34 (By natural resins or resin acids) appears on 29 US grants and 28 published applications in this corpus.
Search patents in C08G- Granted patents
- 29
- Published applications
- 28
- Assignees
- 23
- Inventors
- 65
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 6 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 3 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lignin-based phenolic adhesives, related compositions, and related methods12 May 2026US 12,624,171 B2Board of Trustees of Michigan State University
- Multi-part lignin-based resin system for decorative laminates22 Oct 2024US 12,122,882 B2Wilsonart LLC
- Rosin-modified phenol resin, lithographic printing ink, and printed product28 Feb 2023US 11,591,488 B2Toyo Ink Co., Ltd.
- Curing accelerator for oxidatively polymerized unsaturated resin, printing ink, and paint6 Jul 2021US 11,053,372 B2DIC Corporation
- Resin for ink and ink22 Sep 2020US 10,781,281 B2Harima Chemicals, Inc.
- Method for preparing lignin-phenol-formaldehyde resins of controlled viscosity16 Oct 2025US 2025/0320324 A1Chempolis Oy
- Multi-part lignin-based resin system for decorative laminates9 Jan 2025US 2025/0011520 A1Wilsonart LLC
- Lignin-based phenolic adhesives, related compositions, and related methods23 Feb 2023US 2023/0056241 A1Board of Trustees of Michigan State University
- Rosin-modified phenol resin, lithographic printing ink, and printed product25 Aug 2022US 2022/0267625 A1Toyo Ink Sc Holdings Co., Ltd.
- Multi-part lignin-based resin system for decorative laminates19 May 2022US 2022/0153903 A1Wilsonart LLC
Most cited
By later US patents
- Tall oil pitch-modified phenolic resin and methods related thereto23US 6,469,125 B1Arizona Chemical Company · 2002
- Light-colored, low molecular weight phenolic-modified rosin esters12US 6,022,947 AUnion Camp Corporation · 2000
- Phenolic-modified rosin esters11US 4,639,492 APPG Industries, Inc. · 1987
- Modified natural-resin acid-aldehyde adducts11US 5,708,078 AVianova Resins GmbH · 1998
- Organic phenol extract compositions of pecan pith agricultural residues and method10US 4,201,851 A1980