C08G 18/73
Acyclic
Official title: acyclic
C08G18/73 (Acyclic) appears on 1,660 US grants and 2,572 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,660
- Published applications
- 2,572
- Assignees
- 900
- Inventors
- 5,597
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 6 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 15 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 10 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 4 |
| 2002 | 7 | 6 |
| 2003 | 10 | 15 |
| 2004 | 7 | 10 |
| 2005 | 5 | 19 |
| 2006 | 8 | 25 |
| 2007 | 7 | 32 |
| 2008 | 5 | 31 |
| 2009 | 9 | 45 |
| 2010 | 23 | 46 |
| 2011 | 19 | 74 |
| 2012 | 22 | 69 |
| 2013 | 39 | 68 |
| 2014 | 48 | 78 |
| 2015 | 67 | 115 |
| 2016 | 78 | 104 |
| 2017 | 84 | 155 |
| 2018 | 85 | 155 |
| 2019 | 112 | 200 |
| 2020 | 131 | 241 |
| 2021 | 132 | 232 |
| 2022 | 135 | 242 |
| 2023 | 147 | 208 |
| 2024 | 134 | 179 |
| 2025 | 125 | 129 |
| 2026 | 81 | 90 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cover coating with good adhesion on polyurethane and polyurea membranes6 Oct 2026US 12,753,267 B2Sika Technology AG
- Non-aqueous cross-linkable composition6 Oct 2026US 12,753,324 B2Allnex Resins (China) Co., Ltd.
- Ice-shedding and smudge-repellant coating15 Sep 2026US 12,735,578 B2Queen's University at Kingston
- Polyurethanes from depolymerized lignin containing lignin monomers8 Sep 2026US 12,729,265 B2Vito NV
- Dispersions that are substantially free of volatile organic compounds and that have a high solids content8 Sep 2026US 12,729,266 B2Stahl International B.V.
- Method for the Production of a Thermoplastic Polyurethane Powder by Means of Precipitation Polymerisation1 Oct 2026US 2026/0297239 A1Covestro Deutschland AG
- Polyurethane polyisocyanate, method for producing polyurethane polyisocyanate, polyisocyanate composition, adhesive, layered product, and packaging material1 Oct 2026US 2026/0297401 A1DIC Corporation
- Protective coating composition24 Sep 2026US 2026/0286177 A1Jotun A/S
- Sustainable preparation of hexamethylene diisocyanate for the production of polyurethane17 Sep 2026US 2026/0274787 A1Covestro Deutschland AG
- Use of Thermolatent Catalyst to Improve Properties of Single-Layer Polyurethane Coatings17 Sep 2026US 2026/0275062 A1Covestro Deutschland AG
Most cited
By later US patents
- Polyurethane resins having multiple mechanisms of hardening for use in producing three-dimensional objects271US 9,453,142 B2Carbon3D, Inc. · 2016
- Golf ball254US 5,929,189 ABridgestone Sports Co.Ltd. · 1999
- Methods of producing three-dimensional objects from materials having multiple mechanisms of hardening165US 9,676,963 B2Carbon, Inc. · 2017
- Extrudable polyurethane for prosthetic devices prepared from a diisocyanate, a polytetramethylene ether polyol, and 1,4-butane diol160US 4,523,005 AThermedics Inc. · 1985
- Methods of producing polyurethane three-dimensional objects from materials having multiple mechanisms of hardening137US 9,598,606 B2Carbon, Inc. · 2017