C08G 18/4808
Mixtures of two or more polyetherdiols
Official title: {Mixtures of two or more polyetherdiols}
C08G18/4808 (Mixtures of two or more polyetherdiols) appears on 286 US grants and 410 published applications in this corpus.
Search patents in C08G- Granted patents
- 286
- Published applications
- 410
- Assignees
- 213
- Inventors
- 1,109
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 5 | 5 |
| 2003 | 9 | 14 |
| 2004 | 10 | 6 |
| 2005 | 4 | 8 |
| 2006 | 6 | 10 |
| 2007 | 3 | 7 |
| 2008 | 3 | 5 |
| 2009 | 3 | 8 |
| 2010 | 3 | 14 |
| 2011 | 3 | 13 |
| 2012 | 5 | 5 |
| 2013 | 6 | 10 |
| 2014 | 6 | 9 |
| 2015 | 1 | 17 |
| 2016 | 13 | 20 |
| 2017 | 18 | 18 |
| 2018 | 7 | 26 |
| 2019 | 14 | 20 |
| 2020 | 13 | 30 |
| 2021 | 19 | 38 |
| 2022 | 13 | 20 |
| 2023 | 20 | 36 |
| 2024 | 17 | 27 |
| 2025 | 33 | 25 |
| 2026 | 13 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fiber base material and artificial leather11 Aug 2026US 12,703,767 B2DIC Corporation
- Liquid moisture curable polyurethane with improved adhesion to aluminum11 Aug 2026US 12,703,808 B2Henkel AG & Co. KGaA
- Aqueous polyurethane emulsion for ultra-thin polyurethane condom with low modulus and high strength, and preparation method therefor28 Jul 2026US 12,692,340 B2Reckitt Benckiser Health Limited
- Polymers with engineered segment molecular weight2 Jun 2026US 12,644,000 B2The LYCRA Company LLC
- Aziridinyl functional compound26 May 2026US 12,637,423 B2Covestro (Netherlands) B.V.
- Polyurethane polyisocyanate, method for producing polyurethane polyisocyanate, polyisocyanate composition, adhesive, layered product, and packaging material1 Oct 2026US 2026/0297401 A1DIC Corporation
- Liquid, One Component, Moisture Curable Polyurethane for Bonding Untreated Metals20 Aug 2026US 2026/0242645 A1Henkel AG & Co. KGaA
- Thermogelling polymers, functionalized forms thereof, and related methods6 Aug 2026US 2026/0224706 A1Agency for Science, Technology and Research
- Polyurethane foam and cushioning material6 Aug 2026US 2026/0226223 A1Inoac Corporation
- Fire retardant material30 Jul 2026US 2026/0217892 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Hydrophilic and hydrophobic polyether polyurethanes and uses therefor530US 5,993,972 ATyndale Plains-Hunter, Ltd. · 1999
- Surface-modifying endgroups for biomedical polymers517US 5,589,563 AThe Polymer Technology Group · 1996
- Segmented polyether polyurethane385US 4,849,458 AMatrix Medica, Inc. · 1989
- Systems for premeating molecules of predetermined molecular weight range361US 5,756,632 AThe Polymer Technology Group · 1998
- Copolymers and non-porous, semi-permeable membrane thereof and its use for permeating molecules of predetermined molecular weight range303US 5,428,123 AThe Polymer Technology Group · 1995