D01F 11/10
Chemical after-treatment of artificial filaments or the like during manufacture: of carbon
Official title: of carbon
D01F11/10 (Chemical after-treatment of artificial filaments or the like during manufacture: of carbon) appears on 649 US grants and 347 published applications in this corpus.
Search patents in D01F- Granted patents
- 649
- Published applications
- 347
- Assignees
- 352
- Inventors
- 1,351
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 12 | 0 |
| 1978 | 12 | 0 |
| 1979 | 9 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 7 | 0 |
| 1983 | 15 | 0 |
| 1984 | 13 | 0 |
| 1985 | 12 | 0 |
| 1986 | 13 | 0 |
| 1987 | 16 | 0 |
| 1988 | 12 | 0 |
| 1989 | 23 | 0 |
| 1990 | 32 | 0 |
| 1991 | 15 | 0 |
| 1992 | 24 | 0 |
| 1993 | 22 | 0 |
| 1994 | 30 | 0 |
| 1995 | 21 | 0 |
| 1996 | 30 | 0 |
| 1997 | 28 | 0 |
| 1998 | 15 | 0 |
| 1999 | 16 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 6 |
| 2002 | 9 | 20 |
| 2003 | 8 | 16 |
| 2004 | 8 | 9 |
| 2005 | 13 | 16 |
| 2006 | 6 | 22 |
| 2007 | 13 | 16 |
| 2008 | 8 | 15 |
| 2009 | 15 | 10 |
| 2010 | 11 | 10 |
| 2011 | 11 | 12 |
| 2012 | 8 | 8 |
| 2013 | 8 | 4 |
| 2014 | 3 | 11 |
| 2015 | 4 | 19 |
| 2016 | 11 | 9 |
| 2017 | 10 | 11 |
| 2018 | 12 | 23 |
| 2019 | 7 | 19 |
| 2020 | 13 | 27 |
| 2021 | 10 | 18 |
| 2022 | 13 | 9 |
| 2023 | 6 | 14 |
| 2024 | 17 | 10 |
| 2025 | 7 | 4 |
| 2026 | 4 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Carbon fiber bundle containing sizing agent and method for producing same15 Sep 2026US 12,735,813 B2Toray Industries, Inc.
- 2D nanomaterial fiber and method of fabricating the same21 Jul 2026US 12,686,955 B2Korea Advanced Institute of Science and Technology
- Shark skin biomimetic fabrics for functional clothing16 Jun 2026US 12,655,541 B2Colorado State University Research Foundation
- Method for coating at least one fiber with a boron nitride interphase6 Jan 2026US 12,515,996 B2Centre National De La Recherche Scientifique
- Manufacturing method for carbon fiber25 Nov 2025US 12,480,231 B2Formosa Plastics Corporation
- Composite carbon-fiber wire and method for manufacturing the same17 Sep 2026US 2026/0275585 A1Yi Shen Plastic Corp.
- Carbon composite material20 Aug 2026US 2026/0245875 A1Toyota Jidosha Kabushiki Kaisha
- Carbon nanotube fiber and method for manufacturing the same4 Jun 2026US 2026/0152879 A1Hyundai Motor Company
- Treatment agent composition for carbon fiber, treatment agent for carbon fiber, method of forming the same and carbon fiber precursor21 May 2026US 2026/0139411 A1Formosa Plastics Corporation
- Activated carbon fibers for filtration and methods of manufacture14 May 2026US 2026/0132033 A1Carbon Holdings Intellectual Properties, LLC
Most cited
By later US patents
- Carbide nanomaterials684US 6,190,634 B1President and Fellows of Harvard College · 2001
- Carbon fibrils, method for producing same and compositions containing same361US 4,663,230 AHyperion Catalysis International, Inc. · 1987
- Process for preparing carbon materials with diazonium salts and resultant carbon products257US 5,554,739 ACabot Corporation · 1996
- Carbon fibrils and method for producing same250US 5,165,909 AHyperion Catalysis Int'l., Inc. · 1992
- Ink jet ink formulations containing carbon black products241US 5,571,311 ACabot Corporation · 1996