C08G 18/4837
And other oxyalkylene units
Official title: {and other oxyalkylene units}
C08G18/4837 (And other oxyalkylene units) appears on 1,080 US grants and 1,402 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,080
- Published applications
- 1,402
- Assignees
- 450
- Inventors
- 3,277
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 11 | 0 |
| 1979 | 5 | 0 |
| 1980 | 9 | 0 |
| 1981 | 13 | 0 |
| 1982 | 9 | 0 |
| 1983 | 9 | 0 |
| 1984 | 8 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 12 | 0 |
| 1990 | 15 | 0 |
| 1991 | 15 | 0 |
| 1992 | 21 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 10 | 0 |
| 1996 | 19 | 0 |
| 1997 | 24 | 0 |
| 1998 | 17 | 0 |
| 1999 | 12 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 1 |
| 2002 | 12 | 22 |
| 2003 | 25 | 23 |
| 2004 | 13 | 20 |
| 2005 | 10 | 25 |
| 2006 | 7 | 34 |
| 2007 | 7 | 38 |
| 2008 | 8 | 30 |
| 2009 | 7 | 44 |
| 2010 | 23 | 43 |
| 2011 | 10 | 40 |
| 2012 | 19 | 32 |
| 2013 | 18 | 59 |
| 2014 | 31 | 52 |
| 2015 | 36 | 57 |
| 2016 | 54 | 64 |
| 2017 | 45 | 57 |
| 2018 | 29 | 88 |
| 2019 | 70 | 74 |
| 2020 | 62 | 98 |
| 2021 | 56 | 119 |
| 2022 | 50 | 111 |
| 2023 | 62 | 85 |
| 2024 | 63 | 76 |
| 2025 | 64 | 68 |
| 2026 | 27 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for the production of a polyurethane sandwich element6 Oct 2026US 12,753,284 B2Covestro Deutschland AG
- Polyol premixes, thermally insulating rigid polyurethane foams and methods for their production22 Sep 2026US 12,742,034 B2Covestro LLC
- Polyurethane-reactive system for pultrusion15 Sep 2026US 12,735,526 B2Covestro Deutschland AG
- (meth)acrylate-functional radiation curable compositions for additive fabrication18 Aug 2026US 12,709,697 B2Stratasys, Inc.
- Flame retardant polyamide11 Aug 2026US 12,703,772 B2BASF SE
- Isocyanate-reactive compositions, rigid polyurethane foams and methods for their production24 Sep 2026US 2026/0286035 A1Covestro LLC
- Thermally Conductive Polyurethane Adhesive Composition for Batteries in Electric Vehicles17 Sep 2026US 2026/0275172 A1Henkel AG & Co. KGaA
- Polyurethane foam having tuneable porosity in wide range10 Sep 2026US 2026/0265443 A1Shell USA, Inc.
- Polymer composition which can be cured at room temperature and which is made of polyaldehyde and polymalonate27 Aug 2026US 2026/0250454 A1Sika Technology AG
- Composite made of randomly bonded polymer fiber loops and polyurethane foam20 Aug 2026US 2026/0242598 A1Dow Global Technologies LLC
Most cited
By later US patents
- Process for producing slippery, tenaciously adhering hydrogel coatings containing a polyurethane-urea polymer hydrogel commingled with at least one other, dissimilar polymer hydrogel170US 5,576,072 ASchneider (USA) Inc. · 1996
- Pressure-sensitive adhesive compositions suitable for medical uses129US 5,045,601 ABioInterface Technologies, Inc. · 1991
- Constructional material128US 4,411,262 ABayer Aktiengesellschaft · 1983
- Plant growth media utilizing polyurethane hydrogel113US 4,241,537 AW. R. Grace & Co. · 1980
- Gel pads and a process for their preparation106US 4,456,642 ABayer Aktiengesellschaft · 1984