B01J 31/061
Chiral polymers
Official title: {Chiral polymers}
B01J31/061 (Chiral polymers) appears on 63 US grants and 61 published applications in this corpus.
Search patents in B01J- Granted patents
- 63
- Published applications
- 61
- Assignees
- 62
- Inventors
- 205
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 0 | 3 |
| 2013 | 0 | 4 |
| 2014 | 2 | 3 |
| 2015 | 4 | 6 |
| 2016 | 2 | 3 |
| 2017 | 4 | 3 |
| 2018 | 3 | 4 |
| 2019 | 3 | 2 |
| 2020 | 1 | 4 |
| 2021 | 2 | 4 |
| 2022 | 4 | 2 |
| 2023 | 0 | 4 |
| 2024 | 2 | 2 |
| 2025 | 2 | 1 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing semiconductor quantum dots30 Jun 2026US 12,668,740 B2The Trustees of Princeton University
- Integrated filter material and preparation method and application thereof22 Apr 2025US 12,280,359 B21. Nanjing Tech University
- Catalytic microgelators for decoupled control of gelation rate and rigidity of biological gels21 Jan 2025US 12,201,730 B2The Board of Trustees of the University of Illinois
- Photoactive product comprising a catechol-containing compound and a photoelectrode comprising same9 Jul 2024US 12,030,043 B2McMaster University
- High-efficiency visible-light catalytic material and preparation method and application thereof13 Feb 2024US 11,896,960 B1Huayu Automotive Electric Drive System Co., Ltd.
- Method for producing semiconductor quantum dots17 Sep 2026US 2026/0275188 A1The Trustees of Princeton University
- Compositions and methods for mitigating aggregation of and recycling of nanoscale catalysts20 Aug 2026US 2026/0241374 A1Massachusetts Institute of Technology
- 3D Metal, Metal Oxides, And Semiconductor Nanoscale Frameworks Through Templating Of DNA-Programmable Lattice Scaffolds11 Jun 2026US 2026/0158477 A1
- Backside polishing additive for reducing alkali consumption and preparation method and use thereof28 May 2026US 2026/0145165 A1
- Method for forming a hetergeneous biocatalyst27 Nov 2025US 2025/0360497 A1The Regents of the University of Michigan
Most cited
By later US patents
- Method of expanded porphyrin-oligonucleotide conjugate synthesis325US 5,565,552 ABoard of Regents, Univ. of Texas Sys. · 1996
- Texaphyrin-oligonucleotide conjugates308US 5,587,371 ABoard of Trustees, Univ. of TX Sys. · 1996
- Chromophore probe for detection of nucleic acid221US 5,595,726 ABoard of Trustees, Univ. of TX Sys. · 1997
- Hydroxylated texaphyrins45US 5,457,183 ABoard of Regents, The University of Texas System · 1995
- DNA photocleavage using texaphyrins41US 5,607,924 ABoard of Trustees, Univ. of TX Sys. · 1997