C08L 79/00
Compositions of macromolecular compounds obtained by reactions forming in the main chain
Official title: Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
C08L79/00 (Compositions of macromolecular compounds obtained by reactions forming in the main chain) appears on 3,741 US grants and 4,164 published applications in this corpus.
Search patents in C08L- Granted patents
- 3,741
- Published applications
- 4,164
- Assignees
- 1,473
- Inventors
- 9,708
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 28 | 0 |
| 1978 | 23 | 0 |
| 1979 | 19 | 0 |
| 1980 | 17 | 0 |
| 1981 | 26 | 0 |
| 1982 | 28 | 0 |
| 1983 | 36 | 0 |
| 1984 | 39 | 0 |
| 1985 | 45 | 0 |
| 1986 | 34 | 0 |
| 1987 | 27 | 0 |
| 1988 | 27 | 0 |
| 1989 | 53 | 0 |
| 1990 | 53 | 0 |
| 1991 | 61 | 0 |
| 1992 | 82 | 0 |
| 1993 | 70 | 0 |
| 1994 | 65 | 0 |
| 1995 | 49 | 0 |
| 1996 | 67 | 0 |
| 1997 | 54 | 0 |
| 1998 | 43 | 0 |
| 1999 | 56 | 0 |
| 2000 | 44 | 0 |
| 2001 | 48 | 13 |
| 2002 | 41 | 63 |
| 2003 | 48 | 60 |
| 2004 | 42 | 93 |
| 2005 | 40 | 104 |
| 2006 | 57 | 91 |
| 2007 | 51 | 106 |
| 2008 | 45 | 136 |
| 2009 | 60 | 169 |
| 2010 | 84 | 232 |
| 2011 | 100 | 211 |
| 2012 | 115 | 203 |
| 2013 | 146 | 212 |
| 2014 | 141 | 178 |
| 2015 | 162 | 170 |
| 2016 | 141 | 186 |
| 2017 | 134 | 152 |
| 2018 | 117 | 233 |
| 2019 | 136 | 238 |
| 2020 | 188 | 219 |
| 2021 | 157 | 258 |
| 2022 | 137 | 222 |
| 2023 | 151 | 202 |
| 2024 | 152 | 185 |
| 2025 | 124 | 147 |
| 2026 | 67 | 81 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Synthesis of self-healing benzoxazine polymers through melt polymerization6 Oct 2026US 12,753,281 B2Kaneka Corporation
- Water based polyimide-powder coating composition and method for manufacturing composite separator for lithium secondary battery using same29 Sep 2026US 12,749,769 B2University Industry Foundation, Yonsei University Wonju Campus
- Resin mixture, method of producing resin mixture, stretch blow molded product, and method of producing stretch blow molded product22 Sep 2026US 12,742,040 B2Canon Kabushiki Kaisha
- Curable film composition, curable film, and cured product thereof22 Sep 2026US 12,742,059 B2Thintronics, Inc.
- All-aromatic liquid-crystalline homo-polyimides with aromatic endgroups and crosslinked products therefrom15 Sep 2026US 12,734,747 B2The United States of America as represented by the Secretary of the Air Force
- Maleimide resin, resin composition, cured product, sheet, laminate, and printed wiring board1 Oct 2026US 2026/0297264 A1Resonac Corporation
- Resin composition and article made therefrom1 Oct 2026US 2026/0297327 A1Elite Material Co., Ltd.
- Resin composition, and prepreg and use thereof10 Sep 2026US 2026/0265473 A1Guangdong Hinno-Tech Co., Ltd.
- Intermediate transfer body, transfer unit, and image forming apparatus27 Aug 2026US 2026/0252005 A1FUJIFILM Business Innovation Corp.
- Photosensitive composition, transfer film, method for manufacturing laminate, laminate, and semiconductor package27 Aug 2026US 2026/0256003 A1FUJIFILM Corporation
Most cited
By later US patents
- Kink-free spiral-wound catheter385US 5,454,795 ATarget Therapeutics, Inc. · 1995
- Kink-free spiral-wound catheter259US 5,695,483 ATarget Therapeutics, Inc. · 1997
- Adhesive tapes247US 5,277,972 ATomoegawa Paper Co., Ltd. · 1994
- Adhesive tapes220US 5,683,806 ATomoegawa Paper Co., Ltd. · 1997
- Water soluble rapid prototyping support and mold material219US 6,228,923 B1Stratasys, Inc. · 2001