C08B 15/06
Containing nitrogen
Official title: containing nitrogen {, e.g. carbamates}
C08B15/06 (Containing nitrogen) appears on 215 US grants and 219 published applications in this corpus.
Search patents in C08B- Granted patents
- 215
- Published applications
- 219
- Assignees
- 161
- Inventors
- 618
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 10 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 8 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 5 | 2 |
| 2003 | 4 | 1 |
| 2004 | 1 | 4 |
| 2005 | 1 | 8 |
| 2006 | 5 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 6 |
| 2009 | 0 | 9 |
| 2010 | 3 | 1 |
| 2011 | 4 | 4 |
| 2012 | 2 | 5 |
| 2013 | 4 | 10 |
| 2014 | 4 | 12 |
| 2015 | 5 | 12 |
| 2016 | 8 | 9 |
| 2017 | 5 | 9 |
| 2018 | 2 | 10 |
| 2019 | 8 | 20 |
| 2020 | 10 | 10 |
| 2021 | 8 | 17 |
| 2022 | 9 | 15 |
| 2023 | 12 | 21 |
| 2024 | 11 | 8 |
| 2025 | 8 | 14 |
| 2026 | 5 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Efficient green process for the preparation of nanocelluloses, novel modified nanocelluloses and their application29 Sep 2026US 12,747,303 B2Max-Planck-Gesellschaft Zur FöRderung Der Wissenschaften E. V.
- Amine-functionalized cellulose polymers for CO2 capture7 Jul 2026US 12,673,311 B2The Hong Kong Research Institute of Textiles and Apparel Limited
- Cationic dyes and uses thereof12 May 2026US 12,624,215 B2Ever Dye
- Fibrous cellulose, fibrous cellulose composite resin, and method for manufacturing fibrous cellulose24 Feb 2026US 12,559,578 B2Daio Paper Corporation
- Sorbent material for removing contaminants from water13 Jan 2026US 12,521,693 B2Puraffinity Ltd.
- Fibrous cellulose composite resin1 Oct 2026US 2026/0297311 A1Daio Paper Corporation
- Cationic dyes and uses thereof20 Aug 2026US 2026/0242608 A1Ever Dye
- Sulfonated nanocellulose film with high proton conductivity and preparation method therefor2 Jul 2026US 2026/0184821 A1Shaanxi University of Science and Technology
- Polycationic polysaccharide and application thereof14 May 2026US 2026/0132273 A1Nanjing University
- Polymer binder including a tag for use in electrochemical cells30 Apr 2026US 2026/0116219 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Activated matrix and method of activation327US 4,330,440 ADevelopment Finance Corporation of New Zealand · 1982
- Programmable manifold system for automatic fluid delivery151US 5,562,614 AAdvanced Cardiovascular Systems, Inc. · 1996
- Method of preparing a cellulose carbamate solution127US 6,590,095 B1Zimmer, Inc. · 2003
- Polysaccharide-bound nitric oxide-nucleophile adducts93US 5,691,423 AThe United States of America as represented by the Department of Health and Human Services · 1997
- Polysaccharide matrices for use as adsorbents in affinity chromatography techniques71US 3,947,352 A1976