C04B 26/22
Natural resins
Official title: Natural resins, e.g. rosin
C04B26/22 (Natural resins) appears on 17 US grants and 27 published applications in this corpus.
Search patents in C04B- Granted patents
- 17
- Published applications
- 27
- Assignees
- 26
- Inventors
- 74
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 3 |
| 2013 | 0 | 0 |
| 2014 | 2 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 2 |
| 2023 | 3 | 2 |
| 2024 | 1 | 4 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Processes for making a super-insulating core for a vacuum insulating structure30 Dec 2025US 12,509,404 B2Whirlpool Corporation
- Processes for making a super-insulating core for a vacuum insulating structure20 Aug 2024US 12,065,386 B2Whirlpool Corporation
- High friction surface treatment method and system thereof19 Sep 2023US 11,760,691 B2Kraton Corporation
- Processes for making a super-insulating core for a vacuum insulating structure22 Aug 2023US 11,731,913 B2Whirlpool Corporation
- Wall compounds and methods of use4 Apr 2023US 11,618,712 B23M Innovative Properties Company
- Self-priming joint compound13 Nov 2025US 2025/0346528 A1United States Gypsum Company
- Gypsum filler based joint compound with low coefficient of friction19 Jun 2025US 2025/0198167 A1United States Gypsum Company
- Processes for making a super-insulating core for a vacuum insulating structure31 Oct 2024US 2024/0360044 A1Whirlpool Corporation
- Material containing natural colloids and wax of natural origin with liquid-solid phase change3 Oct 2024US 2024/0327286 A1Universite De Bretagne Sud
- Thermally Insulative Concrete Made From Biorefinery Byproducts5 Sep 2024US 2024/0294429 A1Alliance for Sustainable Energy, LLC
Most cited
By later US patents
- Binder of vegetable nature for the production of materials for building and/or civil engineering8US 7,758,686 B2Colas · 2010
- Binder of vegetable nature for the production of materials for building and/or civil engineering5US 7,670,420 B2Colas · 2010
- Hydrogel biocement systems and methods4US 10,794,029 B2Arizona Board of Regents on behalf of Arizona State University · 2020
- Biosourced polymer for manufacturing, via catalytic carbonation, a non-bituminous polyhydroxyurethane binder for roadway or civil engineering-related uses3US 10,442,872 B2Colas · 2019
- Heavy wax stimulation diverting agent3US 7,552,770 B2ConocoPhillips Company · 2009