C04B 22/04
Metals
Official title: Metals, e.g. aluminium used as blowing agent
C04B22/04 (Metals) appears on 76 US grants and 36 published applications in this corpus.
Search patents in C04B- Granted patents
- 76
- Published applications
- 36
- Assignees
- 41
- Inventors
- 124
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 7 | 0 |
| 1997 | 16 | 0 |
| 1998 | 14 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 4 |
| 2018 | 1 | 2 |
| 2019 | 3 | 1 |
| 2020 | 1 | 3 |
| 2021 | 4 | 2 |
| 2022 | 0 | 7 |
| 2023 | 3 | 3 |
| 2024 | 4 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compositions for controlling microbially induced concrete corrosion20 Jan 2026US 12,528,741 B2The Regents of the University of Colorado, a body corporate
- Eutectic metal alloy-containing cement and methods of use thereof4 Nov 2025US 12,459,871 B2Newpark Drilling Fluids LLC
- Friction material24 Dec 2024US 12,172,926 B2Nisshinbo Brake, Inc.
- Porous, permeable metal-cement based concretes and methods for making same11 Jun 2024US 12,006,260 B2
- Geopolymer expansion additive4 Jun 2024US 11,999,657 B2Rosenblatt Innovations LLC
- Comprehensive utilization method for iron separation tailings from magnetizing-roasted red mud23 Apr 2026US 2026/0109644 A1Zhengzhou Non-Ferrous Metals Research Institute Co. Ltd of Chalco
- Methods for the control of shrinkage of cementitious compositions and cementitious grouts having controlled shrinkage26 Feb 2026US 2026/0055028 A1Sika Technology AG
- Eutectic metal alloy-containing cement and methods of use thereof29 Jan 2026US 2026/0028288 A1Newpark Drilling Fluids LLC
- Coastal karst cement-based expanding grouting material and preparation method therefor19 Jun 2025US 2025/0197279 A1Shandong University
- Eutectic metal alloy-containing cement and methods of use thereof6 Mar 2025US 2025/0074834 A1Aramco Services Company
Most cited
By later US patents
- Sheets having a highly inorganically filled organic polymer matrix172US 5,508,072 AE. Khashoggi Industries · 1996
- Articles of manufacture fashioned from sheets having a highly inorganically filled organic polymer matrix171US 5,506,046 AE. Khashoggi Industries · 1996
- Starch-based compositions having uniformly dispersed fibers used to manufacture high strength articles having a fiber-reinforced, starch-bound cellular matrix165US 5,679,145 AE. Khashoggi Industries · 1997
- Highly insulative cementitious matrices and methods for their manufacture157US 5,641,584 AE. Khashoggi Industries · 1997
- Laminated articles of manufacture fashioned from sheets having a highly inorganically filled organic polymer matrix154US 5,928,741 AE. Khashoggi Industries · 1999