C04B 16/02
Cellulosic materials
Official title: Cellulosic materials (cellulosic waste materials, e.g. sawdust, rice husks, C04B18/24)
C04B16/02 (Cellulosic materials) appears on 116 US grants and 112 published applications in this corpus.
Search patents in C04B- Granted patents
- 116
- Published applications
- 112
- Assignees
- 72
- Inventors
- 241
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 18 | 0 |
| 1998 | 14 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 1 | 2 |
| 2012 | 2 | 6 |
| 2013 | 1 | 5 |
| 2014 | 4 | 10 |
| 2015 | 6 | 9 |
| 2016 | 5 | 7 |
| 2017 | 2 | 7 |
| 2018 | 4 | 3 |
| 2019 | 7 | 4 |
| 2020 | 4 | 10 |
| 2021 | 3 | 7 |
| 2022 | 3 | 7 |
| 2023 | 8 | 10 |
| 2024 | 6 | 5 |
| 2025 | 5 | 3 |
| 2026 | 4 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cementitious solids with decorative surface patterns and methods of making the same2 Jun 2026US 12,643,817 B1
- Self-healing cement5 May 2026US 12,617,999 B2
- Layered formed sheet and method for manufacturing the same17 Mar 2026US 12,577,155 B2Kuraray Co., Ltd.
- Hemp based geopolymer compositions and methods of use thereof20 Jan 2026US 12,528,740 B2NUtech Ventures
- Geopolymer formulations for construction materials9 Dec 2025US 12,492,147 B2Building Armour Industries LLC
- Mixtures for tiles with decorative surface patterns1 Oct 2026US 2026/0296961 A1
- Method for manufacturing tiles with decorative surface patterns1 Oct 2026US 2026/0296962 A1
- Geopolymer Formulations for Construction Materials9 Jul 2026US 2026/0193134 A1
- Hemp based geopolymer compositions and methods of use thereof21 May 2026US 2026/0138919 A1NUtech Ventures
- Durable reflective aqueous composition14 May 2026US 2026/0132082 A1Dow Global Technologies LLC
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