C09F 1/04
Chemical modification
Official title: Chemical modification, e.g. esterification (resin soaps C11D)
C09F1/04 (Chemical modification) appears on 175 US grants and 70 published applications in this corpus.
Search patents in C09F- Granted patents
- 175
- Published applications
- 70
- Assignees
- 66
- Inventors
- 292
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 8 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 11 | 0 |
| 1988 | 11 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 12 | 0 |
| 1992 | 10 | 0 |
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 0 | 5 |
| 2008 | 2 | 4 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 3 | 4 |
| 2012 | 1 | 2 |
| 2013 | 2 | 3 |
| 2014 | 1 | 2 |
| 2015 | 1 | 3 |
| 2016 | 5 | 8 |
| 2017 | 3 | 3 |
| 2018 | 3 | 6 |
| 2019 | 5 | 3 |
| 2020 | 4 | 4 |
| 2021 | 4 | 6 |
| 2022 | 1 | 1 |
| 2023 | 4 | 4 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Modified guayule resin/soy protein blends for bio-based adhesives, associated methods for forming same, and associated structures including such adhesives16 Jun 2026US 12,655,328 B2Arizona Board of Regents on Behalf of the University of Arizona
- Surfactant, dispersion and adhesive composition25 Feb 2025US 12,234,385 B2Lawter, Inc.
- Rosin-modified product, flux composition, liquid flux, flux cored solder and solder paste24 Oct 2023US 11,794,288 B2Senju Metal Industry Co., Ltd.
- Compositions containing rosin esters25 Apr 2023US 11,634,584 B2Kraton Corporation
- Process for a continuous reaction with feedstocks derived from Bio-Renewable resources21 Mar 2023US 11,608,450 B2Kraton Corporation
- Purification methods for modified rosin compositions31 Oct 2024US 2024/0360312 A1
- Modified guayule resin/soy protein blends for bio-based adhesives, associated methods for forming same, and associated structures including such adhesives7 Dec 2023US 2023/0392054 A1Arizona Board of Regents on Behalf of the University of Arizona
- Method of extraction7 Sep 2023US 2023/0279265 A1
- Surfactant, dispersion and adhesive composition6 Jul 2023US 2023/0212436 A1Lawter, Inc.
- Additive for damping polymer1 Jun 2023US 2023/0167302 A1Harima Chemicals, Inc.
Most cited
By later US patents
- Sulfurized guayule resin and rubber35US 4,621,118 AThe Firestone Tire & Rubber Company · 1986
- Cationic aqueous bituminous emulsion-aggregate slurries31US 4,810,299 AWestvaco Corporation · 1989
- Acid-modified polyhydric alcohol rosin ester tackifiers and hot melt adhesive compositions containing those tackifiers30US 5,120,781 AUnion Camp Corporation · 1992
- Phenolic resin and polyether treated guayule resin29US 4,786,683 AThe Firestone Tire & Rubber Company · 1988
- Polyamine treated guayule resin and rubber compositions containing the same27US 4,616,068 AThe Firestone Tire & Rubber Company · 1986