C09K 19/389
Polypeptides
Official title: {Polypeptides}
C09K19/389 (Polypeptides) appears on 10 US grants and 3 published applications in this corpus.
Search patents in C09K- Granted patents
- 10
- Published applications
- 3
- Assignees
- 8
- Inventors
- 32
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Peptidic macromolecular assemblies10 Feb 2026US 12,545,707 B2The Trustees of the University of Pennsylvania
- Method for preparing coating layer having highly aligned nanomaterial in lyotropic liquid crystal matrix7 Sep 2021US 11,112,546 B2Korea Advanced Institute of Science and Technology
- β-peptide lyotropic liquid crystals and methods of manufacture and use thereof20 Sep 2011US 8,021,570 B2Wisconsin Alumni Research Foundation
- Nonlinear optical materials of polypeptides17 Mar 1992US 5,097,016 ANippon Oil Co., Ltd.
- Liquid crystal display medium, liquid crystal display method and liquid crystal display apparatus for outputting color images19 Nov 1991US 5,066,107 ACanon Kabushiki Kaisha
- Peptidic macromolecular assemblies19 Nov 2020US 2020/0361996 A1The Trustees of the University of Pennsylvania
- Method for preparing coating layer having highly aligned nanomaterial in lyotropic liquid crystal matrix21 Feb 2019US 2019/0056545 A1Korea Advanced Institute of Science and Technology
- Beta-peptide lyotropic liquid crystals and methods of manufacture and use thereof28 Jan 2010US 2010/0021344 A1Wisconsin Alumni Research Foundation
Most cited
By later US patents
- Variable permeability liquid crystalline membranes51US 4,513,034 AMerck & Co., Inc. · 1985
- Lipopeptides, their preparation and their application as emulsifiers25US 4,600,526 ACentre National de la Recherche Schientifique (C N R S) · 1986
- Liquid crystal display medium, liquid crystal display method and liquid crystal display apparatus for outputting color images24US 5,066,107 ACanon Kabushiki Kaisha · 1991
- β-peptide lyotropic liquid crystals and methods of manufacture and use thereof13US 8,021,570 B2Wisconsin Alumni Research Foundation · 2011
- Thermotropic cholesteric liquid crystalline polypeptide comprising alpha-benzyl glutamate-alpha-alkyl glutamate copolymer11US 4,743,675 ANippon Oil Co., Ltd. · 1988