C08K 5/1525
Four-membered rings
C08K5/1525 (Four-membered rings) appears on 31 US grants and 41 published applications in this corpus.
Search patents in C08K- Granted patents
- 31
- Published applications
- 41
- Assignees
- 41
- Inventors
- 107
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 0 |
| 2010 | 0 | 5 |
| 2011 | 2 | 1 |
| 2012 | 2 | 1 |
| 2013 | 1 | 5 |
| 2014 | 3 | 5 |
| 2015 | 4 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 2 |
| 2018 | 0 | 3 |
| 2019 | 2 | 1 |
| 2020 | 4 | 3 |
| 2021 | 0 | 5 |
| 2022 | 2 | 0 |
| 2023 | 4 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Encapsulating composition21 Jan 2025US 12,202,997 B2LG Chem.Ltd.
- Polylactone foams and methods of making the same14 Nov 2023US 11,814,498 B2Novomer, Inc.
- Encapsulating composition3 Oct 2023US 11,773,253 B2LG Chem.Ltd.
- Biodegradable cellulose fiber-based substrate, its manufacturing process, and use in an adhesive tape16 May 2023US 11,649,382 B2Ahlstrom Oyj
- Polycarbonate resin composition pellet, method for producing pellet, and molded article thereof28 Mar 2023US 11,613,629 B2Mitsubishi Engineering-Plastics Corporation
- Acetoacetylated Alcohols8 Oct 2026US 2026/0308135 A1Arxada AG
- Water- and oil-repellent agent17 Jul 2025US 2025/0230610 A1Daiken Industries, Ltd.
- Siloxane compound and a method for preparing the same27 Jun 2024US 2024/0209155 A1Shin-Etsu Chemical Co., Ltd.
- Polylactone foams and methods of making the same21 Oct 2021US 2021/0324168 A1Novomer, Inc.
- Encapsulating composition29 Jul 2021US 2021/0230445 A1LG Chem.Ltd.
Most cited
By later US patents
- Nanotextured super or ultra hydrophobic coatings27US 7,943,234 B2Innovative Surface Technology, Inc. · 2011
- Stabilizer mixtures13US 4,102,859 ABayer Aktiengesellschaft · 1978
- Method of using aldehyde-functionalized polymers to increase papermachine performance and enhance sizing10US 8,840,759 B2Ecolab USA Inc. · 2014
- Method of using aldehyde-functionalized polymers to increase papermachine performance and enhance sizing10US 9,145,646 B2Nalco Company · 2015
- Vibrating screen7US 6,953,121 B2Johnson Crushers International · 2005