C04B 41/47
Oils, fats or waxes natural resins
Official title: Oils, fats or waxes {natural resins}
C04B41/47 (Oils, fats or waxes natural resins) appears on 43 US grants and 28 published applications in this corpus.
Search patents in C04B- Granted patents
- 43
- Published applications
- 28
- Assignees
- 54
- Inventors
- 125
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 3 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 3 |
| 2022 | 0 | 3 |
| 2023 | 0 | 3 |
| 2024 | 4 | 2 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Marine ecological engineering construction method, asphalt cement-based coating, and preparation method thereof25 Nov 2025US 12,478,048 B2
- Highly dense brittle-material structural member having impregnating property22 Jul 2025US 12,365,634 B2National Institute of Advanced Industrial Science and Technology
- Method for producing a decorative mineral composite body7 Jan 2025US 12,187,654 B2Leonhard Kurz Stiftung & Co. KG
- Method of curing reinforced concrete17 Sep 2024US 12,091,367 B2King Saud University
- Systems and methods for reducing surface oil streaks on wet extrudate by irradiation4 Jun 2024US 11,999,075 B2Corning Incorporated
- Assembly with detachable constructional layer16 Apr 2026US 2026/0103428 A1Sika Technology AG
- Below grade waterproofing with bentonite5 Jun 2025US 2025/0179309 A1GCP Applied Technologies Inc.
- Solvent-free sealer, primer, and method for concrete surfaces28 Mar 2024US 2024/0101478 A1Adventus Material Strategies, LLC
- Layered material25 Jan 2024US 2024/0026612 A1Heritage Research Group
- Composition and method for treating an asphalt pavement with a penetrating emulsion21 Dec 2023US 2023/0406783 A1Heritage Research Group
Most cited
By later US patents
- Portable, self-contained breathing apparatus47US 4,409,978 APortable Air Supply Systems, Corp. · 1983
- Water-repellent composition42US 5,120,355 ANippon Oil Co., Ltd. · 1992
- Method of treatment for plaster articles to improve wear and water resistance and article of manufacture31US 4,421,704 AUnited States Gypsum Company · 1983
- Valve provided with valve bodies made of a ceramic compound25US 4,932,438 AIbiden Co., Ltd. · 1990
- High strength, low mass porous silicon nitride based articles24US 4,629,707 AGTE Products Corporation · 1986