C04B 26/285
Cellulose or derivatives thereof
Official title: {Cellulose or derivatives thereof (C04B26/24 takes precedence)}
C04B26/285 (Cellulose or derivatives thereof) appears on 102 US grants and 87 published applications in this corpus.
Search patents in C04B- Granted patents
- 102
- Published applications
- 87
- Assignees
- 52
- Inventors
- 170
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 11 | 0 |
| 1998 | 13 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 0 | 0 |
| 2003 | 2 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 4 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 2 |
| 2013 | 1 | 0 |
| 2014 | 0 | 3 |
| 2015 | 2 | 4 |
| 2016 | 3 | 2 |
| 2017 | 0 | 1 |
| 2018 | 3 | 6 |
| 2019 | 14 | 17 |
| 2020 | 3 | 9 |
| 2021 | 4 | 5 |
| 2022 | 7 | 9 |
| 2023 | 4 | 5 |
| 2024 | 4 | 6 |
| 2025 | 2 | 0 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- 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
- Thermal insulation5 Aug 2025US 12,378,379 B2ImerTech SAS
- Fire-Resistant Composition of Matter1 Jan 2026US 2026/0002078 A1Nanotech Inc.
- Antimicrobial Coating for Building Panel5 Dec 2024US 2024/0400454 A1Gold Bond Building Products, LLC
- Binder composition and method comprising microfibrillated cellulose and recycled cellulosic materials14 Nov 2024US 2024/0376674 A1FiberLean Technologies Limited
- Sound attenuating building panels17 Oct 2024US 2024/0343016 A1AWI Licensing LLC
- Ready mix composition and a process for its preparation2 May 2024US 2024/0140866 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
- 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
- Highly insulative cementitious matrices and methods for their manufacture157US 5,641,584 AE. Khashoggi Industries · 1997