C03C 25/323
Polyesters
Official title: Polyesters, e.g. alkyd resins
C03C25/323 (Polyesters) appears on 76 US grants and 95 published applications in this corpus.
Search patents in C03C- Granted patents
- 76
- Published applications
- 95
- Assignees
- 60
- Inventors
- 233
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 1 |
| 2004 | 4 | 6 |
| 2005 | 2 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 7 |
| 2008 | 3 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 2 | 2 |
| 2012 | 3 | 6 |
| 2013 | 3 | 3 |
| 2014 | 2 | 2 |
| 2015 | 2 | 3 |
| 2016 | 2 | 3 |
| 2017 | 3 | 5 |
| 2018 | 3 | 3 |
| 2019 | 2 | 3 |
| 2020 | 4 | 5 |
| 2021 | 1 | 4 |
| 2022 | 3 | 11 |
| 2023 | 4 | 4 |
| 2024 | 3 | 10 |
| 2025 | 2 | 4 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermosetting binder composition for manufacturing insulation products containing a water-soluble oligomer ester14 Jul 2026US 12,679,928 B2Saint-Gobain Isover
- Glass composition for glass fibers, glass fibers, glass fiber fabric, and glass fiber-reinforced resin composition19 May 2026US 12,630,468 B2Nitto Boseki Co., Ltd.
- Aqueous binder compositions for mineral wool products12 May 2026US 12,624,194 B2Owens Corning Intellectual Capital, LLC
- Fine fiber insulation products with improved thermal properties17 Mar 2026US 12,578,051 B2Owens Corning Intellectual Capital, LLC
- B-stageable aqueous binder compositions16 Sep 2025US 12,415,874 B2Owens Corning Intellectual Capital, LLC
- Fiber sizing agent1 Oct 2026US 2026/0296959 A1DKS Co. Ltd.
- Aqueous binder compositions for mineral wool products13 Aug 2026US 2026/0234372 A1Owens Corning Intellectual Capital, LLC
- Binder composition with extended shelf-life4 Jun 2026US 2026/0152662 A1Owens Corning Intellectual Capital, LLC
- Glass fiber reinforced gypsum boards and methods of making them31 Jul 2025US 2025/0243114 A1CertainTeed Gypsum, Inc.
- Pre-impregnated nonwoven mats having improved fire performance24 Apr 2025US 2025/0129223 A1Owens Corning Intellectual Capital, LLC
Most cited
By later US patents
- Polycarboxylic acid based co-binder116US 6,699,945 B1Owens Corning Fiberglas Technology, Inc. · 2004
- Poly alcohol-based binder composition88US 6,884,849 B2Owens Corning Fiberglas Technology, Inc. · 2005
- Method for bonding glass fibers with cross-linkable polyester resins87US 6,171,654 B2Seydel Research, Inc. · 2001
- Glass fiber manufacturing process and plant76US 5,690,715 A1997
- Colorable fiberglass insulation41US 6,399,694 B1Owens Corning Fiberglas Technology, Inc. · 2002