C08G 83/007
Polyrotaxanes
Official title: {Polyrotaxanes; Polycatenanes}
C08G83/007 (Polyrotaxanes) appears on 116 US grants and 154 published applications in this corpus.
Search patents in C08G- Granted patents
- 116
- Published applications
- 154
- Assignees
- 78
- Inventors
- 321
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 3 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 13 |
| 2010 | 2 | 4 |
| 2011 | 6 | 5 |
| 2012 | 0 | 1 |
| 2013 | 3 | 6 |
| 2014 | 2 | 7 |
| 2015 | 6 | 5 |
| 2016 | 4 | 7 |
| 2017 | 3 | 14 |
| 2018 | 8 | 8 |
| 2019 | 14 | 18 |
| 2020 | 7 | 12 |
| 2021 | 17 | 16 |
| 2022 | 12 | 6 |
| 2023 | 6 | 12 |
| 2024 | 5 | 7 |
| 2025 | 10 | 5 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polyrotaxanes and methods of making and using the same8 Sep 2026US 12,729,274 B2Northwestern University
- Polyrotaxane, polymer composition, crosslinked polymer composition, and production method therefor23 Dec 2025US 12,503,577 B2The University of Tokyo
- Cyclodextrin-based polyrotaxanes and protein hybrids as three-dimensional printing inks23 Sep 2025US 12,421,326 B2Trustees of Dartmouth College
- Polymer material and method for producing same, and polymer compatibilizing agent26 Aug 2025US 12,398,244 B2The University of Osaka
- Mechanically interlocked molecules-based materials for 3-D printing8 Jul 2025US 12,351,655 B2Trustees of Dartmouth College
- Pillararene complex11 Jun 2026US 2026/0159667 A1Daikin Industries, Ltd.
- Improvement of vitrimer by polyrotaxane addition14 May 2026US 2026/0132244 A1The University of Tokyo
- Non-aqueous secondary battery binder polymer, non-aqueous secondary battery binder composition, and non-aqueous secondary battery electrode5 Feb 2026US 2026/0038836 A1Resonac Corporation
- Method for preparing supramolecular hydrogel, and application as biomaterial23 Oct 2025US 2025/0326897 A1Denka Company Limited
- Composition for preparing polycaprolactone shape memory material, and polycaprolactone shape memory material, preparation method therefor, and application thereof16 Oct 2025US 2025/0320333 A1China Petroleum & Chemical Corporation
Most cited
By later US patents
- Compound comprising crosslinked polyrotaxane38US 6,828,378 B2Center for Advanced Science and Technology Incubation, Ltd. · 2004
- Polymeric material having polyrotaxane and process for producing the same19US 7,622,527 B2The University of Tokyo · 2009
- Polyrotaxane and process for producing the same17US 7,847,049 B2The University of Tokyo · 2010
- Reversible, mechanically interlocked polymeric networks which self-assemble16US 6,100,329 AVirginia Tech Intellectual Properties, Inc. · 2000
- Blood-compatible material of a supramolecular structure13US 6,037,387 AJapan Advanced Institute of Science and Technology, Hokuriku · 2000