C08G 18/8019
Masked aromatic polyisocyanates
Official title: {Masked aromatic polyisocyanates}
C08G18/8019 (Masked aromatic polyisocyanates) appears on 108 US grants and 77 published applications in this corpus.
Search patents in C08G- Granted patents
- 108
- Published applications
- 77
- Assignees
- 74
- Inventors
- 366
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 3 |
| 2004 | 2 | 2 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 3 | 3 |
| 2008 | 2 | 0 |
| 2009 | 2 | 4 |
| 2010 | 1 | 1 |
| 2011 | 2 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 1 |
| 2014 | 1 | 5 |
| 2015 | 1 | 1 |
| 2016 | 1 | 5 |
| 2017 | 1 | 3 |
| 2018 | 4 | 8 |
| 2019 | 2 | 3 |
| 2020 | 11 | 3 |
| 2021 | 2 | 5 |
| 2022 | 2 | 7 |
| 2023 | 3 | 4 |
| 2024 | 4 | 3 |
| 2025 | 2 | 6 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aqueous electrocoating materials comprising a silane-containing crosslinker4 Nov 2025US 12,460,093 B2BASF Coatings GmbH
- Phosphate resistant electrodepositable coating compositions1 Jul 2025US 12,344,762 B2PPG Industries Ohio, Inc.
- Formulations for chemical mechanical polishing pads with high planarization efficiency and CMP pads made therewith20 Aug 2024US 12,064,845 B2Rohm and Haas Electronic Materials CMP Holdings, Inc.
- Precursor formulations for a liner, a rocket motor including the liner, and related methods5 Mar 2024US 11,920,541 B2Northrop Grumman Systems Corporation
- Anti-reflection film laminate, anti-reflection film, and method for manufacturing anti-reflection film laminate30 Jan 2024US 11,884,054 B2Mitsubishi Gas Chemical Company, Inc.
- High strength urethane acrylate hybrid structure adhesives14 May 2026US 2026/0132310 A1Arkema France
- Self-healing polyurethane-based coating composition, polyurethane-based coating film including same, and methods of manufacturing the coating composition and the coating film25 Dec 2025US 2025/0388779 A1Hyundai Motor Company
- Preparation method of liquid crystal synergistic high-conductivity silicone rubber composite material30 Oct 2025US 2025/0333598 A1Guangdong University of Petrochemical Technology
- Gasket for a transition piece of a wind turbine and method for mounting such a gasket23 Oct 2025US 2025/0326883 A1BASF SE
- Blocked polyisocyanates22 May 2025US 2025/0163207 A1Covestro Deutschland AG
Most cited
By later US patents
- Low-temperature storage stable liquid diphenylmethane diisocyanates65US 4,118,411 AMobay Chemical Corporation · 1978
- Diphenylmethane diisocyanate compositions61US 4,031,026 AImperial Chemical Industries PLC · 1977
- Storage-stable liquid polyisocyanate composition50US 4,055,548 AThe Upjohn Company · 1977
- Mixed diamine chain extender46US 4,631,298 AEthyl Corporation · 1986
- High density urethane foam for rim41US 4,048,105 AMcCord Corporation · 1977