C08F 2800/20
As weight or mass percentages
Official title: as weight or mass percentages
C08F2800/20 (As weight or mass percentages) appears on 1,595 US grants and 1,646 published applications in this corpus.
Search patents in C08F- Granted patents
- 1,595
- Published applications
- 1,646
- Assignees
- 744
- Inventors
- 5,187
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 10 | 0 |
| 1978 | 22 | 0 |
| 1979 | 15 | 0 |
| 1980 | 12 | 0 |
| 1981 | 8 | 0 |
| 1982 | 5 | 0 |
| 1983 | 13 | 0 |
| 1984 | 15 | 0 |
| 1985 | 13 | 0 |
| 1986 | 10 | 0 |
| 1987 | 8 | 0 |
| 1988 | 17 | 0 |
| 1989 | 23 | 0 |
| 1990 | 26 | 0 |
| 1991 | 23 | 0 |
| 1992 | 19 | 0 |
| 1993 | 29 | 0 |
| 1994 | 29 | 0 |
| 1995 | 30 | 0 |
| 1996 | 37 | 0 |
| 1997 | 46 | 0 |
| 1998 | 37 | 0 |
| 1999 | 32 | 0 |
| 2000 | 33 | 0 |
| 2001 | 21 | 6 |
| 2002 | 23 | 27 |
| 2003 | 25 | 30 |
| 2004 | 30 | 42 |
| 2005 | 23 | 20 |
| 2006 | 14 | 19 |
| 2007 | 15 | 14 |
| 2008 | 16 | 26 |
| 2009 | 9 | 21 |
| 2010 | 17 | 30 |
| 2011 | 14 | 30 |
| 2012 | 17 | 12 |
| 2013 | 19 | 34 |
| 2014 | 20 | 18 |
| 2015 | 20 | 27 |
| 2016 | 18 | 43 |
| 2017 | 31 | 88 |
| 2018 | 35 | 164 |
| 2019 | 84 | 226 |
| 2020 | 149 | 128 |
| 2021 | 135 | 91 |
| 2022 | 86 | 108 |
| 2023 | 65 | 104 |
| 2024 | 73 | 110 |
| 2025 | 62 | 121 |
| 2026 | 47 | 107 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Super absorbent polymer and preparation method thereof6 Oct 2026US 12,752,254 B2LG Chem.Ltd.
- Fluorine-containing copolymer6 Oct 2026US 12,753,255 B2Daikin Industries, Ltd.
- Non-aqueous cross-linkable composition6 Oct 2026US 12,753,324 B2Allnex Resins (China) Co., Ltd.
- Method of preparing aldehyde-functionalized polymers29 Sep 2026US 12,747,307 B2Ecolab USA Inc.
- Process and catalysts for hydrogen mediated anionic polymerization of conjugated dienes and liquid polymers thereof29 Sep 2026US 12,747,315 B2Albemarle Corporation
- Dialkylated metallocene catalysts for ethylene polymerization8 Oct 2026US 2026/0308294 A1Chevron Phillips Chemical Company LP
- Polymerizable composition, ion exchange resin, ion exchange membrane, membrane electrode assembly, and hydrogen production device8 Oct 2026US 2026/0308295 A1Tokuyama Corporation
- Dispersant for power storage device positive electrode8 Oct 2026US 2026/0308297 A1Kao Corporation
- Energy curable ink, coating and primer compositions containing highly alkoxylated glycerol acrylates for retort packaging applications8 Oct 2026US 2026/0308402 A1Sun Chemical Corporation
- Hydroxyl-modified binder and preparation method thereof, and secondary battery8 Oct 2026US 2026/0312057 A1Ningde Amperex Technology Limited
Most cited
By later US patents
- Metal oversheathed electrical resistance heater341US 4,626,665 AShell Oil Company · 1986
- Polymers derived from ethylene and 1-butene for use in the preparation of lubricant dispersant additives173US 5,498,809 AExxon Chemical Patents Inc. · 1996
- Temporary wet strength resin165US 4,605,702 AAmerican Cyanamid Company · 1986
- Acetoacetate functionalized polymers and monomers useful for crosslinking formulations151US 4,408,018 ARohm and Haas Company · 1983
- Fluorochemical sulfonamide surfactants130US 6,664,354 B23M Innovative Properties Company · 2003