C04B 26/28
Polysaccharides or derivatives thereof
C04B26/28 (Polysaccharides or derivatives thereof) appears on 220 US grants and 198 published applications in this corpus.
Search patents in C04B- Granted patents
- 220
- Published applications
- 198
- Assignees
- 119
- Inventors
- 428
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 11 | 0 |
| 1997 | 18 | 0 |
| 1998 | 24 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 2 |
| 2002 | 2 | 5 |
| 2003 | 6 | 5 |
| 2004 | 2 | 2 |
| 2005 | 1 | 6 |
| 2006 | 1 | 3 |
| 2007 | 0 | 3 |
| 2008 | 1 | 2 |
| 2009 | 1 | 7 |
| 2010 | 0 | 6 |
| 2011 | 5 | 8 |
| 2012 | 6 | 4 |
| 2013 | 1 | 4 |
| 2014 | 4 | 7 |
| 2015 | 4 | 9 |
| 2016 | 5 | 4 |
| 2017 | 3 | 8 |
| 2018 | 9 | 11 |
| 2019 | 18 | 25 |
| 2020 | 8 | 16 |
| 2021 | 10 | 12 |
| 2022 | 12 | 15 |
| 2023 | 8 | 6 |
| 2024 | 9 | 14 |
| 2025 | 7 | 10 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Accelerating portland cement and sand mixtures with dry calcium chloride6 Oct 2026US 12,753,117 B1J&P Invesco LLC
- Processing petroleum-derived materials17 Mar 2026US 12,577,157 B2Plastonix Inc.
- Sound attenuating building panels27 Jan 2026US 12,533,867 B2AWI Licensing LLC
- Composite cellulosic products and processes for making and using same11 Nov 2025US 12,466,771 B2Sierracrete LLC
- Composition for a very durable pasty fill and finishing material, pasty fill and finishing material, and method for producing it21 Oct 2025US 12,448,332 B2Knauf Gips KG
- Carbon dioxide removing thermal insulation material composition and production method thereof9 Jul 2026US 2026/0193885 A1Empa EidgenöSsische MaterialprüFungs- Und Forschungsanstalt
- Drag force indicator23 Apr 2026US 2026/0110622 A1United States Gypsum Company
- Composite cellulosic products and processes for making and using same5 Feb 2026US 2026/0035304 A1Sierracrete LLC
- Fire-Resistant Composition of Matter1 Jan 2026US 2026/0002078 A1Nanotech Inc.
- Non-Weathering, Flame-Proof Composite Material23 Oct 2025US 2025/0326690 A1
Most cited
By later US patents
- Articles of manufacture and methods for manufacturing laminate structures including inorganically filled sheets312US 5,830,548 AE. Khashoggi Industries · 1998
- Process for the manufacture of shaped fibrous products and the resultant product214US 4,613,627 AUSG Acoustical Products Company · 1986
- Method of three dimensional printing191US 5,902,441 AZ Corporation · 1999
- 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