C08F 8/14
Esterification
C08F8/14 (Esterification) appears on 895 US grants and 655 published applications in this corpus.
Search patents in C08F- Granted patents
- 895
- Published applications
- 655
- Assignees
- 465
- Inventors
- 2,357
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 16 | 0 |
| 1978 | 17 | 0 |
| 1979 | 12 | 0 |
| 1980 | 12 | 0 |
| 1981 | 15 | 0 |
| 1982 | 9 | 0 |
| 1983 | 6 | 0 |
| 1984 | 12 | 0 |
| 1985 | 7 | 0 |
| 1986 | 9 | 0 |
| 1987 | 6 | 0 |
| 1988 | 10 | 0 |
| 1989 | 13 | 0 |
| 1990 | 20 | 0 |
| 1991 | 20 | 0 |
| 1992 | 28 | 0 |
| 1993 | 33 | 0 |
| 1994 | 21 | 0 |
| 1995 | 15 | 0 |
| 1996 | 25 | 0 |
| 1997 | 36 | 0 |
| 1998 | 28 | 0 |
| 1999 | 26 | 0 |
| 2000 | 18 | 0 |
| 2001 | 15 | 5 |
| 2002 | 13 | 21 |
| 2003 | 13 | 18 |
| 2004 | 15 | 21 |
| 2005 | 13 | 26 |
| 2006 | 8 | 22 |
| 2007 | 13 | 24 |
| 2008 | 17 | 28 |
| 2009 | 10 | 19 |
| 2010 | 18 | 33 |
| 2011 | 13 | 21 |
| 2012 | 16 | 16 |
| 2013 | 17 | 32 |
| 2014 | 19 | 19 |
| 2015 | 19 | 27 |
| 2016 | 29 | 24 |
| 2017 | 24 | 18 |
| 2018 | 11 | 27 |
| 2019 | 18 | 25 |
| 2020 | 30 | 35 |
| 2021 | 25 | 25 |
| 2022 | 27 | 52 |
| 2023 | 26 | 27 |
| 2024 | 21 | 33 |
| 2025 | 23 | 33 |
| 2026 | 15 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Branched polyvinyl alcohol as a shale stabilizer for drilling fluid applications22 Sep 2026US 12,742,024 B2Halliburton Energy Services.Inc.
- Modified ethylene-vinyl alcohol resin and production method therefor25 Aug 2026US 12,715,964 B2Mitsubishi Chemical Corporation
- Poly(vinyl alcohol) resin14 Jul 2026US 12,679,913 B2Sekisui Chemical Co., Ltd.
- Polymer-coated cellulosic release liner base material16 Jun 2026US 12,655,325 B2Upm-Kymmene Corporation
- Super absorbent polymer based on polyacrylic acid or its salts5 May 2026US 12,616,956 B2LG Chem.Ltd.
- Method for producing water-absorbent resin particles, water-absorbent resin particles, absorbent material and absorbent article24 Sep 2026US 2026/0284638 A1Sumitomo Seika Chemicals Co., Ltd.
- Release agent composition for light irradiation release, laminate, and method for producing processed semiconductor substrate or electronic device layer20 Aug 2026US 2026/0242637 A1Nissan Chemical Corporation
- Polyvinyl alcohol resin, water-soluble film, extrusion-molded article, filament, nonwoven fabric, container, method for producing water-soluble film, and aqueous solution13 Aug 2026US 2026/0234302 A1Kuraray Co., Ltd.
- Polyvinyl alcohol resin, film roll, and polyvinyl acetal resin6 Aug 2026US 2026/0226206 A1Sekisui Chemical Co., Ltd.
- Super Absorbent Polymer23 Jul 2026US 2026/0208153 A1LG Chem.Ltd.
Most cited
By later US patents
- Water absorbing agent285US 4,734,478 ANippon Shokubai Kagaku Kogyo Co., Ltd. · 1988
- Fibrous glass binders205US 5,318,990 AOwens Corning Fiberglas Technology, Inc. · 1994
- Curable aqueous composition and use as fiberglass nonwoven binder202US 5,661,213 ARohm and Haas Company · 1997
- Polycarboxy/polyol fiberglass binder of low pH184US 6,331,350 B1Johns Manville International, Inc. · 2001
- Thermosetting polysaccharides157US 5,895,804 ANational Starch and Chemical Investment Holding Corporation · 1999