C08G 12/00
Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached
Official title: Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen (aminophenols C08G8/16)
C08G12/00 (Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached) appears on 1,018 US grants and 587 published applications in this corpus.
Search patents in C08G- Granted patents
- 1,018
- Published applications
- 587
- Assignees
- 454
- Inventors
- 2,089
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 30 | 0 |
| 1977 | 35 | 0 |
| 1978 | 44 | 0 |
| 1979 | 29 | 0 |
| 1980 | 40 | 0 |
| 1981 | 42 | 0 |
| 1982 | 30 | 0 |
| 1983 | 32 | 0 |
| 1984 | 41 | 0 |
| 1985 | 18 | 0 |
| 1986 | 23 | 0 |
| 1987 | 20 | 0 |
| 1988 | 11 | 0 |
| 1989 | 23 | 0 |
| 1990 | 23 | 0 |
| 1991 | 23 | 0 |
| 1992 | 18 | 0 |
| 1993 | 8 | 0 |
| 1994 | 11 | 0 |
| 1995 | 10 | 0 |
| 1996 | 19 | 0 |
| 1997 | 19 | 0 |
| 1998 | 19 | 0 |
| 1999 | 15 | 0 |
| 2000 | 12 | 0 |
| 2001 | 11 | 3 |
| 2002 | 13 | 13 |
| 2003 | 18 | 18 |
| 2004 | 13 | 16 |
| 2005 | 5 | 9 |
| 2006 | 8 | 16 |
| 2007 | 10 | 16 |
| 2008 | 6 | 12 |
| 2009 | 4 | 19 |
| 2010 | 4 | 9 |
| 2011 | 5 | 14 |
| 2012 | 13 | 20 |
| 2013 | 6 | 26 |
| 2014 | 16 | 25 |
| 2015 | 29 | 25 |
| 2016 | 27 | 47 |
| 2017 | 28 | 43 |
| 2018 | 34 | 34 |
| 2019 | 35 | 38 |
| 2020 | 20 | 34 |
| 2021 | 26 | 22 |
| 2022 | 27 | 22 |
| 2023 | 20 | 24 |
| 2024 | 19 | 29 |
| 2025 | 16 | 26 |
| 2026 | 10 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Blasthole stemming based on formaldehyde resins, system and charging method6 Oct 2026US 12,754,001 B2Oxiquim S.A.
- Acrylic polyester resin and an aqueous coating composition containing the same15 Sep 2026US 12,735,524 B2PPG Industries Ohio, Inc.
- Resist underlayer film-forming composition23 Jun 2026US 12,663,718 B2Nissan Chemical Corporation
- Modified melamine-formaldehyde resin, a paper impregnated with a modified melamine-formaldehyde resin, a method for manufacturing a floor panel, and use of dicyandiamide as a modifier in a melamine-formaldehyde resin26 May 2026US 12,636,861 B2Unilin BV
- Covalent organic frameworks26 May 2026US 12,638,144 B2The Regents of the University of California
- Resist underlayer film-forming composition24 Sep 2026US 2026/0288008 A1Nissan Chemical Corporation
- Covalent organic framework material and preparation method thereof3 Sep 2026US 2026/0258185 A1Dezhou University
- Negative photosensitive resin composition, dry film, cured product, and electronic component13 Aug 2026US 2026/0235951 A1Taiyo Holdings Co., Ltd.
- Coating agent composition for nitrogen-atom-containing substrate13 Aug 2026US 2026/0235956 A1Nissan Chemical Corporation
- Formaldehyde-free binder compositions and methods of making the binders under controlled acidic conditions6 Aug 2026US 2026/0225951 A1Johns Manville
Most cited
By later US patents
- Lateral device structures using self-aligned fabrication techniques184US 4,508,579 AInternational Business Machines Corporation · 1985
- Dispersant for concrete mixtures of high salt content141US 4,818,288 ASKW Trostberg Aktiengesellschaft · 1989
- Capsule manufacture115US 4,100,103 ANCR Corporation · 1978
- Coatable thermally curable binder presursor solutions modified with a reactive diluent, abrasive articles incorporating same, and methods of making said abrasive articles110US 5,178,646 AMinnesota Mining and Manufacturing Company · 1993
- Preparation method of amino resin particulate having narrow particle size distribution109US 5,049,645 AMitsui Toatsu Chemicals, Inc. · 1991