C08G 64/305
And alcohols
Official title: {and alcohols}
C08G64/305 (And alcohols) appears on 195 US grants and 256 published applications in this corpus.
Search patents in C08G- Granted patents
- 195
- Published applications
- 256
- Assignees
- 106
- Inventors
- 593
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 4 |
| 2003 | 2 | 4 |
| 2004 | 6 | 3 |
| 2005 | 2 | 2 |
| 2006 | 2 | 2 |
| 2007 | 1 | 1 |
| 2008 | 2 | 0 |
| 2009 | 1 | 7 |
| 2010 | 5 | 9 |
| 2011 | 4 | 5 |
| 2012 | 2 | 6 |
| 2013 | 4 | 8 |
| 2014 | 13 | 17 |
| 2015 | 9 | 10 |
| 2016 | 15 | 10 |
| 2017 | 4 | 8 |
| 2018 | 7 | 14 |
| 2019 | 6 | 13 |
| 2020 | 14 | 16 |
| 2021 | 15 | 17 |
| 2022 | 11 | 25 |
| 2023 | 8 | 24 |
| 2024 | 10 | 17 |
| 2025 | 17 | 27 |
| 2026 | 8 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polycarbonate, and method for preparing same6 Oct 2026US 12,753,277 B2LG Chem.Ltd.
- Polycarbonate and method for preparing same29 Sep 2026US 12,747,320 B2LG Chem.Ltd.
- Polycarbonate polyol composition12 May 2026US 12,624,151 B2Asahi Kasei Kabushiki Kaisha
- Curable resin, cured product thereof, resin composition, and method for producing curable resin24 Mar 2026US 12,583,966 B2Mitsubishi Gas Chemical Company, Inc.
- Triarylmethane compounds10 Mar 2026US 12,570,593 B2Mitsubishi Gas Chemical Company, Inc.
- Composition and method for producing same, urethane resin, aqueous urethane resin dispersion, and coating agent24 Sep 2026US 2026/0286037 A1Tosoh Corporation
- Polycarbonate resin and optical member using said resin24 Sep 2026US 2026/0286048 A1Teijin Limited
- Sulfur-containing heterocyclic compounds and thermoplastic resins20 Aug 2026US 2026/0242539 A1Mitsubishi Gas Chemical Company, Inc.
- Oxyalkylene structure-containing polycarbonate polyol composition23 Jul 2026US 2026/0209425 A1Asahi Kasei Kabushiki Kaisha
- Biodegradable composite material2 Jul 2026US 2026/0184918 A1Sogang University Research & Business Development Foundation
Most cited
By later US patents
- Process for preparing polycarbonates58US 4,131,731 ABeatrice Foods Co. · 1978
- Process for the preparation of aliphatic polycarbonates and polyurethanes therefrom57US 4,105,641 ABayer Aktiengesellschaft · 1978
- Safety glass laminates with aliphatic/cycloaliphatic polycarbonate urethanes45US 4,103,070 APPG Industries, Inc. · 1978
- Cyclic carbonic acid derivatives36US 4,440,937 ABayer Aktiengesellschaft · 1984
- Crosslinked polycarbonate and polylactic acid composition containing the same33US 5,952,450 AMitsui Chemicals, Inc. · 1999