C08L 2666/20
Macromolecular compounds having nitrogen in the main chain according to c08l75/00 -
Official title: Macromolecular compounds having nitrogen in the main chain according to C08L75/00 - C08L79/00; Derivatives thereof
C08L2666/20 (Macromolecular compounds having nitrogen in the main chain according to c08l75/00 -) appears on 157 US grants and 178 published applications in this corpus.
Search patents in C08L- Granted patents
- 157
- Published applications
- 178
- Assignees
- 127
- Inventors
- 473
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 0 |
| 2002 | 4 | 2 |
| 2003 | 1 | 8 |
| 2004 | 4 | 12 |
| 2005 | 4 | 16 |
| 2006 | 4 | 4 |
| 2007 | 3 | 13 |
| 2008 | 6 | 6 |
| 2009 | 2 | 19 |
| 2010 | 4 | 24 |
| 2011 | 8 | 25 |
| 2012 | 13 | 15 |
| 2013 | 11 | 7 |
| 2014 | 13 | 5 |
| 2015 | 6 | 3 |
| 2016 | 7 | 4 |
| 2017 | 7 | 3 |
| 2018 | 2 | 1 |
| 2019 | 3 | 3 |
| 2020 | 0 | 1 |
| 2021 | 3 | 3 |
| 2022 | 1 | 0 |
| 2023 | 2 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multilayer film and method for producing same22 Sep 2026US 12,742,048 B2Toray Industries, Inc.
- Dispensable polyimide aerogel prepolymer, method of making the same, method of using the same, and substrate comprising patterned polyimide aerogel12 Sep 2023US 11,753,517 B2Raytheon Company
- Binder composition27 Jun 2023US 11,685,848 B2Johns Manville
- Elastomeric composite polyurethane skins18 Oct 2022US 11,472,934 B2Recticel Automobilsysteme GmbH
- Heat-curing epoxy resin composition containing non-aromatic ureas as accelerator14 Dec 2021US 11,198,754 B2Sika Technology AG
- Thermoplastic composition, articles prepared therefrom, and method for the manufacture thereof24 Sep 2026US 2026/0286129 A1Shpp Global Technologies B.V.
- Golf ball2 Oct 2025US 2025/0303237 A1Sumitomo Rubber Industries, Ltd.
- Multilayer film and method for producing same8 Feb 2024US 2024/0043640 A1Toray Industries, Inc.
- Curable compositions containing isocyanate-based tougheners25 May 2023US 2023/0159693 A1Kaneka Aerospace LLC
- Dispensable polyimide aerogel prepolymer, method of making the same, method of using the same, and substrate comprising patterned polyimide aerogel17 Jun 2021US 2021/0179800 A1Raytheon Company
Most cited
By later US patents
- Two-phase, water-absorbent bioadhesive composition159US 6,803,420 B2A.V. Topchiev Institute of Petrochemical Synthsis, Russian Academy of Sciences · 2004
- Polyolefin compositions and articles prepared therefrom, and methods for making the same60US 8,288,470 B2Dow Global Technologies LLC · 2012
- Adhesive composition consisting of polyvinylalcohol solution or polyvinylacetate latex modified with hydrophobic solution of isocyanate compound58US 3,931,088 AAsahi Corporation · 1976
- Hot melt adhesive composition comprising an acidic ethylene polymer and a polyamide54US 4,018,733 ARaychem Corporation · 1977
- Heat sealable water dispersible adhesive41US 4,522,967 AKimberly-Clark Corporation · 1985