C08B 11/15
With carbamoyl groups , i.e. -co-nh2
Official title: with carbamoyl groups {, i.e. -CO-NH2}
C08B11/15 (With carbamoyl groups , i.e. -co-nh2) appears on 7 US grants and 8 published applications in this corpus.
Search patents in C08B- Granted patents
- 7
- Published applications
- 8
- Assignees
- 12
- Inventors
- 38
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 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 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Chemical functionalization of cellulosic materials with diazo compounds24 Feb 2026US 12,559,577 B2Centre National de la Recherche Scientifique (CNRS)
- Taxane-lipid-polysaccharide dual conjugates, preparation methods thereof and uses thereof1 Jul 2025US 12,343,323 B2Santolecan Pharmaceuticals LLC
- Production of chemically derivatized nanocellulose1 Nov 2022US 11,485,797 B2SAPPI Netherlands Services B.V.
- Thiol-modified macromolecule derivatives and cross-linked materials thereof28 Feb 2012US 8,124,757 B2Bioregen Biomedical (Changzhou) Co., Ltd.
- Process for the production of polysaccharides25 Mar 1997US 5,614,616 AWolff Walsrode AG
- Taxane-lipid-polysaccharide dual conjugates, preparation methods thereof and uses thereof9 Jul 2026US 2026/0191816 A1Santolecan Pharmaceuticals LLC
- Polysaccharide derivative, polysaccharide derivative-drug conjugate, and method for producing same14 Sep 2023US 2023/0285577 A1Mochida Pharmaceutical Co., Ltd.
- Chemical functionalization of cellulosic materials with diazo compounds15 Jun 2023US 2023/0183383 A1Centre National de la Recherche Scientifique (CNRS)
- Polymer conjugate bonded to tertiary amine compound or imine compound and production method therefor18 Aug 2022US 2022/0257781 A1Seikagaku Corporation
- Taxane-lipid-polysaccharide dual conjugates, preparation methods thereof and uses thereof29 Jul 2021US 2021/0228530 A1Santolecan Pharmaceuticals LLC
Most cited
By later US patents
- Process for the production of polysaccharides19US 5,614,616 AWolff Walsrode AG · 1997
- Ionically modified cellulose material, its preparation and its use10US 4,577,013 ACiba-Geigy Corporation · 1986
- Production of chemically derivatized nanocellulose6US 11,485,797 B2SAPPI Netherlands Services B.V. · 2022
- Thiol-modified macromolecule derivatives and cross-linked materials thereof4US 8,124,757 B2Bioregen Biomedical (Changzhou) Co., Ltd. · 2012
- Cellulosic polymer, blood-treating device, and process for producing the same1US 5,486,606 ATeijin Limited · 1996