C08G 18/7621
Being toluene diisocyanate including isomer mixtures
Official title: {being toluene diisocyanate including isomer mixtures}
C08G18/7621 (Being toluene diisocyanate including isomer mixtures) appears on 1,022 US grants and 1,592 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,022
- Published applications
- 1,592
- Assignees
- 639
- Inventors
- 3,517
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 1 |
| 2003 | 9 | 8 |
| 2004 | 3 | 9 |
| 2005 | 4 | 8 |
| 2006 | 4 | 15 |
| 2007 | 3 | 12 |
| 2008 | 0 | 22 |
| 2009 | 4 | 30 |
| 2010 | 8 | 36 |
| 2011 | 11 | 32 |
| 2012 | 17 | 39 |
| 2013 | 15 | 49 |
| 2014 | 41 | 57 |
| 2015 | 41 | 71 |
| 2016 | 39 | 81 |
| 2017 | 56 | 85 |
| 2018 | 51 | 126 |
| 2019 | 80 | 113 |
| 2020 | 87 | 172 |
| 2021 | 95 | 170 |
| 2022 | 82 | 121 |
| 2023 | 98 | 122 |
| 2024 | 86 | 80 |
| 2025 | 80 | 78 |
| 2026 | 38 | 55 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cardanol-based reactive diluents and their use and preparation15 Sep 2026US 12,735,381 B2Covestro (Netherlands) B.V.
- Sulfur containing polyisocyanate polyaddition (PIPA) polyol with improved flame retardant properties and foams containing them8 Sep 2026US 12,729,264 B2Dow Global Technologies LLC
- (meth)acrylate-functional radiation curable compositions for additive fabrication18 Aug 2026US 12,709,697 B2Stratasys, Inc.
- Flexible food packaging laminates18 Aug 2026US 12,709,702 B2Sun Chemical Corporation
- Degradable bio-based polymers11 Aug 2026US 12,703,768 B2Algenesis Corporation
- Pre-treatment of polyether polyols or silicone polyether surfactants1 Oct 2026US 2026/0297240 A1Dow Global Technologies LLC
- Polyurethane-polyurea aqueous dispersion, and preparation method therefor and use thereof27 Aug 2026US 2026/0250455 A1Wanhua Chemical Group Co., Ltd.
- Radiation curable compositions for coating optical fibers27 Aug 2026US 2026/0250540 A1Covestro LLC
- Polyurethane foam for cosmetic composition impregnation and method of manufacturing the same20 Aug 2026US 2026/0242533 A1Kolmar Korea Co., Ltd.
- Polyurethane foam and vehicular interior member20 Aug 2026US 2026/0242597 A1Inoac Corporation
Most cited
By later US patents
- Method for free-formation of a free-standing, three-dimensional body196US 5,510,066 AGuild Associates, Inc. · 1996
- Low cost, resilient, shear resistant polyurethane elastomers for golf ball covers159US 6,309,313 B1Uniroyal Chemical Company, Inc. · 2001
- Holographic media and photopolymers92US 8,329,773 B2Bayer MaterialScience AG · 2012
- Method of preparing cyclodextrin-coated surfaces65US 4,917,956 AUop LLC · 1990
- Microporous sheets and a process for making them63US 4,137,360 ABayer Aktiengesellschaft · 1979