B29K 2075/02
Polyureas
Official title: {Polyureas}
B29K2075/02 (Polyureas) appears on 82 US grants and 110 published applications in this corpus.
Search patents in B29K- Granted patents
- 82
- Published applications
- 110
- Assignees
- 60
- Inventors
- 196
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 3 |
| 2008 | 0 | 2 |
| 2009 | 0 | 3 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 2 | 3 |
| 2015 | 1 | 5 |
| 2016 | 1 | 9 |
| 2017 | 6 | 9 |
| 2018 | 5 | 9 |
| 2019 | 7 | 11 |
| 2020 | 6 | 8 |
| 2021 | 11 | 5 |
| 2022 | 9 | 11 |
| 2023 | 6 | 9 |
| 2024 | 6 | 8 |
| 2025 | 7 | 4 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ink composition for 3D printing based on urea reaction and the 3D printing method using the same25 Aug 2026US 12,716,005 B23Dmaterials Co., Ltd.
- Resin composition, molded article, master batch, and manufacturing methods therefor7 Jul 2026US 12,674,056 B2DIC Corporation
- Methods for producing three-dimensional objects19 May 2026US 12,629,895 B2Carbon, Inc.
- Inkjet-type 3D printing method using urea reaction24 Mar 2026US 12,583,173 B23Dmaterials Co., Ltd.
- Biodegradable foams and methods of foam production30 Dec 2025US 12,509,565 B2Cruz Foam, Inc.
- Aliphatic polyurea-polyurethane coatings for polyurea-polyurethane composite structures23 Jul 2026US 2026/0209547 A1American Polymers Corporation
- Systems and methods for releasing muscular tension25 Jun 2026US 2026/0174620 A1
- Methods for producing three-dimensional objects30 Apr 2026US 2026/0116015 A1Carbon, Inc.
- Additive manufacturing using recycled materials5 Feb 2026US 2026/0034731 A1PPG Industries Ohio, Inc.
- Dual-cured photosensitive resin, preparation method and application thereof25 Dec 2025US 2025/0388716 A1Zhejiang University
Most cited
By later US patents
- Polyurethane resins having multiple mechanisms of hardening for use in producing three-dimensional objects271US 9,453,142 B2Carbon3D, Inc. · 2016
- Methods of producing three-dimensional objects from materials having multiple mechanisms of hardening165US 9,676,963 B2Carbon, Inc. · 2017
- Methods of producing polyurethane three-dimensional objects from materials having multiple mechanisms of hardening137US 9,598,606 B2Carbon, Inc. · 2017
- Polyurea resins having multiple mechanisms of hardening for use in producing three-dimensional objects74US 9,982,164 B2Carbon, Inc. · 2018
- Methods of producing EPOXY three-dimensional objects from materials having multiple mechanisms of hardening62US 10,155,882 B2Carbon, Inc. · 2018