C08F 38/02
Acetylene
C08F38/02 (Acetylene) appears on 48 US grants and 32 published applications in this corpus.
Search patents in C08F- Granted patents
- 48
- Published applications
- 32
- Assignees
- 36
- Inventors
- 122
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 3 |
| 2015 | 2 | 2 |
| 2016 | 2 | 0 |
| 2017 | 0 | 5 |
| 2018 | 0 | 3 |
| 2019 | 3 | 3 |
| 2020 | 1 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 2 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thin-film all-organic electrochemical device4 Mar 2025US 12,244,015 B2Orca Sciences LLC
- Carbon fiber precursors and production process21 May 2024US 11,987,707 B2The Penn State Research Foundation
- Coating-type polarizing film using diacetylene-based lyotropic liquid crystal mixture containing iodines, and manufacturing method therefor15 Aug 2023US 11,725,145 B2Industrial Cooperation Foundation Chonbuk National University
- Compound, composition, cured object, optically anisotropic body, and reflective film14 Mar 2023US 11,603,350 B2FUJIFILM Corporation
- Polymerizable composition for optical material and optical material and plastic lens obtainable from same composition16 Aug 2022US 11,414,515 B2Mitsui Chemicals, Inc.
- Polydiacetylene-based compound, its composition and chemical sensors for detecting cyanide ions4 Jun 2026US 2026/0152587 A1Pukyong National University Industry-University Cooperation Foundation
- Compound, composition, cured product, optically anisotropic body, optical element, and light guide element2 May 2024US 2024/0142676 A1FUJIFILM Corporation
- Compositions and methods for single-step multipurpose surface functionalization8 Jun 2023US 2023/0174690 A1Rutgers, The State University of New Jersey
- Carbon Fiber Precursors and Production Process17 Nov 2022US 2022/0363904 A1The Penn State Research Foundation
- Thin-film all-organic electrochemical device29 Sep 2022US 2022/0311002 A1Orca Sciences LLC
Most cited
By later US patents
- Intrinsically conductive polymer in the form of a dispersible solid, its manufacture and its use46US 5,567,355 AZipperling Kessler & Co. (GmbH & Co.) · 1996
- Optical materials composed of resin from thioacrylat esters25US 4,931,521 ANippon Shokubai Kagaku Kogyo Co., Ltd. · 1990
- Polymerization of acetylene10US 4,228,060 AAllied Chemical Corporation · 1980
- Process for producing a gel-like composition of a high polymer of acetylene, and process for molding said composition10US 4,452,959 AShowa Denko K. K. · 1984
- Process for producing a gel-like composition of a high polymer of acetylene, and process for molding said composition9US 4,410,640 AShowa Denko K. K. · 1983