C08F 290/062
Polyethers
Official title: {Polyethers}
C08F290/062 (Polyethers) appears on 689 US grants and 741 published applications in this corpus.
Search patents in C08F- Granted patents
- 689
- Published applications
- 741
- Assignees
- 431
- Inventors
- 2,220
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 9 | 0 |
| 1994 | 15 | 0 |
| 1995 | 13 | 0 |
| 1996 | 14 | 0 |
| 1997 | 15 | 0 |
| 1998 | 25 | 0 |
| 1999 | 26 | 0 |
| 2000 | 12 | 0 |
| 2001 | 20 | 2 |
| 2002 | 16 | 21 |
| 2003 | 20 | 32 |
| 2004 | 16 | 30 |
| 2005 | 14 | 35 |
| 2006 | 21 | 29 |
| 2007 | 18 | 20 |
| 2008 | 15 | 23 |
| 2009 | 14 | 14 |
| 2010 | 23 | 30 |
| 2011 | 11 | 29 |
| 2012 | 14 | 20 |
| 2013 | 15 | 27 |
| 2014 | 20 | 26 |
| 2015 | 20 | 22 |
| 2016 | 21 | 25 |
| 2017 | 24 | 31 |
| 2018 | 21 | 22 |
| 2019 | 19 | 30 |
| 2020 | 26 | 34 |
| 2021 | 29 | 41 |
| 2022 | 21 | 56 |
| 2023 | 20 | 40 |
| 2024 | 28 | 32 |
| 2025 | 28 | 38 |
| 2026 | 21 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for the reduction of regioisomer where the double bond is shifted from ethylenically unsaturated alkoxylated alcohols6 Oct 2026US 12,753,262 B2Sika Technology AG
- Resin composition, prepreg, resin-coated film, resin-coated metal foil, metal-cladded laminate board, and wiring board22 Sep 2026US 12,742,047 B2Panasonic Intellectual Property Management Co., Ltd.
- Curable composition set and article8 Sep 2026US 12,729,334 B2
- Pretreatment compositions bonded to metal substrates and methods of making the same11 Aug 2026US 12,703,806 B2Novelis Inc.
- Low refractive index resin composition for TPP nano 3D printing and photonic wire bonding method using the same7 Jul 2026US 12,674,934 B2Luvantix Adm., Co. Ltd
- A biobased radical curable composition for forming solid objects8 Oct 2026US 2026/0308289 A1Allnex Belgium S.A.
- Vinyl-based polymer, method for producing same, polishing liquid, and vinyl-based monomer8 Oct 2026US 2026/0308299 A1Toagosei Co., Ltd.
- Compound, coating composition and film8 Oct 2026US 2026/0308409 A1Industrial Technology Research Institute
- Low refractive index resin composition for tpp nano 3d printing and photonic wire bonding method using the same8 Oct 2026US 2026/0309913 A1Luvantix Adm., Co. Ltd
- Resin composition, prepreg, film provided with resin, metal foil provided with resin, metal-clad laminate, and wiring board10 Sep 2026US 2026/0265436 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Device for priming for improved adherence of gels to substrates1,210US 5,749,968 AFocal, Inc. · 1998
- Gels for encapsulation of biological materials587US 5,858,746 ABoard of Regents, The University of Texas System · 1999
- Gels for encapsulation of biological materials331US 5,529,914 ABoard of Regents, The Univeristy of Texas System · 1996
- Gels for encapsulation of biological materials267US 5,573,934 ABoard of Regents, The University of Texas System · 1996
- Liquid emulsion polymers useful as pH responsive thickeners for aqueous systems228US 4,384,096 AThe Dow Chemical Company · 1983