C08J 2379/06
Polyhydrazides
Official title: Polyhydrazides; Polytriazoles; Polyamino-triazoles; Polyoxadiazoles
C08J2379/06 (Polyhydrazides) appears on 115 US grants and 116 published applications in this corpus.
Search patents in C08J- Granted patents
- 115
- Published applications
- 116
- Assignees
- 74
- Inventors
- 261
- Latest grant
- 26 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 7 |
| 2005 | 0 | 13 |
| 2006 | 3 | 13 |
| 2007 | 5 | 12 |
| 2008 | 6 | 9 |
| 2009 | 12 | 12 |
| 2010 | 13 | 11 |
| 2011 | 6 | 7 |
| 2012 | 13 | 6 |
| 2013 | 4 | 7 |
| 2014 | 3 | 0 |
| 2015 | 6 | 4 |
| 2016 | 4 | 3 |
| 2017 | 3 | 0 |
| 2018 | 1 | 3 |
| 2019 | 5 | 0 |
| 2020 | 2 | 4 |
| 2021 | 2 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Manufacturing process for dark-color polymer composite films26 Sep 2023US 11,767,412 B2Global Graphene Group, Inc.
- Dark-color polymer composite films8 Feb 2022US 11,242,443 B2Global Graphene Group, Inc.
- Manufacturing process for dark-color polymer composite films30 Nov 2021US 11,186,704 B2Global Graphene Group, Inc.
- Self-humidifying ion-exchange composite membrane and method for fabricating the same9 Mar 2021US 10,941,262 B2Industry-University Cooperation Foundation Hanyang University
- Membranes for use in electrochemical sensors and associated devices15 Sep 2020US 10,775,339 B2Gentex Corporation
- Heat/Flame-Resistant Polymer Composite-Based Solid Electrolyte Separator, Lithium Secondary Battery, and Manufacturing Method30 Nov 2023US 2023/0387548 A1Global Graphene Group, Inc.
- Method for enhancing bonding surface of difficult to bond plastics18 Aug 2022US 2022/0259459 A1Illinois Tool Works Inc.
- Manufacturing process for dark-color polymer composite films3 Mar 2022US 2022/0064406 A1Global Graphene Group, Inc.
- Polymer-derived elastic heat spreader films18 Mar 2021US 2021/0079282 A1Nanotek Instruments, Inc.
- Vinyl-based resin particles and method for manufacturing same24 Dec 2020US 2020/0399413 A1Sekisui Kasei Co., Ltd.
Most cited
By later US patents
- Proton conducting polymers used as membranes200US 5,525,436 ACase Western Reserve University · 1996
- Composite solid polymer electrolyte membranes158US 6,248,469 B1Foster-Miller, Inc. · 2001
- Acid-modified polybenzimidazole fuel cell elements63US 5,599,639 AHoechst Celanese Corporation · 1997
- Chemical modification of polybenzimidazole semipermeable55US 4,020,142 ACelanese Corporation · 1977
- Proton conducting polymers prepared by direct acid casting50US 5,716,727 ACase Western Reserve University · 1998