C08L 1/288
Substituted with nitrogen-containing radicals
Official title: {substituted with nitrogen-containing radicals}
C08L1/288 (Substituted with nitrogen-containing radicals) appears on 31 US grants and 46 published applications in this corpus.
Search patents in C08L- Granted patents
- 31
- Published applications
- 46
- Assignees
- 35
- Inventors
- 129
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 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 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 3 |
| 2012 | 1 | 1 |
| 2013 | 0 | 6 |
| 2014 | 1 | 7 |
| 2015 | 9 | 5 |
| 2016 | 6 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 3 |
| 2020 | 0 | 5 |
| 2021 | 0 | 3 |
| 2022 | 2 | 1 |
| 2023 | 2 | 4 |
| 2024 | 0 | 2 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Quaternized cellulose-based resin and preparation method and application thereof28 Oct 2025US 12,454,583 B1Shanghai Jiao Tong University
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- Cellulose ether-lactam hybrid polymers, compositions, and methods for preparing and using the hybrid polymers12 Sep 2023US 11,753,484 B2Hercules Incorporated
- Composition23 May 2023US 11,655,434 B2Kao Corporation
- Quaternized cellulose-based resin and preparation method and application thereof30 Oct 2025US 2025/0333546 A1Shanghai Jiao Tong University
- Thermometric hydrogel compositions, flexible thermal sensors comprising the same and methods of making thereof19 Dec 2024US 2024/0417518 A1Hong Kong Centre for Logistics Robotics Limited
- Composition containing cationic hydroxyethyl cellulose26 Sep 2024US 2024/0316205 A1Nutrition & Biosciences USA 1, LLC
- A laundry treatment formulation16 Nov 2023US 2023/0365896 A1
- Chemical functionalization of cellulosic materials with diazo compounds15 Jun 2023US 2023/0183383 A1Centre National de la Recherche Scientifique (CNRS)
Most cited
By later US patents
- Inorganic matrix composite reinforced by ionically crosslinked polymer16US 7,101,426 B2Innovative Construction and Building Materials · 2006
- Anticoagulative high-molecular compositions14US 4,708,951 ADaicel Chemical Industries, Ltd. · 1987
- Cellulose particles, method for producing them and their use12US 6,080,277 ATFM Handels-Aktiengesellschaft · 2000
- Compositions comprising superhydrophilic amphiphilic copolymers and methods of use thereof11US 8,258,250 B2Johnson & Johnson Consumer Companies, Inc. · 2012
- Modified cellulose nanofibers, production method thereof, and resin composition using same9US 9,074,077 B2DIC Corporation · 2015