C04B 28/36
Containing sulfur, sulfides or selenium
Official title: containing sulfur, sulfides or selenium
C04B28/36 (Containing sulfur, sulfides or selenium) appears on 102 US grants and 60 published applications in this corpus.
Search patents in C04B- Granted patents
- 102
- Published applications
- 60
- Assignees
- 49
- Inventors
- 175
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 4 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 7 |
| 2011 | 3 | 9 |
| 2012 | 6 | 7 |
| 2013 | 6 | 7 |
| 2014 | 8 | 4 |
| 2015 | 6 | 2 |
| 2016 | 1 | 1 |
| 2017 | 3 | 2 |
| 2018 | 1 | 0 |
| 2019 | 2 | 2 |
| 2020 | 0 | 2 |
| 2021 | 0 | 1 |
| 2022 | 3 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 3 | 2 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of producing sulfur concrete using carbonated salts13 Jan 2026US 12,522,540 B2United Arab Emirates University
- Quick-setting magnesium based cement and concrete28 Oct 2025US 12,454,485 B1ZS2 Technologies Ltd.
- Fire retardant construction materials30 Sep 2025US 12,428,345 B2North American MGO, LLC.
- Efficient sound-absorbing lightweight aggregate cellular concrete, method for preparing the same, and application thereof12 Aug 2025US 12,384,721 B1Shandong University
- Modified sulfur and production method thereof7 May 2024US 11,975,966 B2
- Quick-setting magnesium based cement and concrete27 Aug 2026US 2026/0250191 A1ZS2 Technologies Ltd.
- Silver containing crosslinked polymers as admixture in cementitious compositions2 Jul 2026US 2026/0184635 A1Katholieke Universiteit Leuven
- Hydrogel-cement composite material18 Jun 2026US 2026/0167569 A1Southeast University
- Production of Modified Sulfur Binder and Uses Thereof11 Jun 2026US 2026/0159648 A1Uberbinder, Inc.
- Unshaped refractory material, method of producing a moist unshaped refractory material and method of making a refractory lining12 Mar 2026US 2026/0070847 A1Refractory Intellectual Property GmbH & Co.KG
Most cited
By later US patents
- Method for disposing of waste materials232US 4,428,700 AE. R. Johnson Associates, Inc. · 1984
- Method of overlaying sulphur concrete on horizontal and vertical surfaces201US 4,518,548 ASulcon, Inc. · 1985
- Method for treating cement kiln dust32US 8,043,426 B22011
- Sulphur cements, process for making same and sulphur concretes made therefrom28US 4,058,500 A1977
- Modified sulfur cement28US 4,311,826 AThe United States of America as represented by the United States Department of Commerce · 1982