C09D 139/02
Homopolymers or copolymers of vinylamine
C09D139/02 (Homopolymers or copolymers of vinylamine) appears on 46 US grants and 79 published applications in this corpus.
Search patents in C09D- Granted patents
- 46
- Published applications
- 79
- Assignees
- 57
- Inventors
- 200
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 4 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 3 | 3 |
| 2007 | 2 | 0 |
| 2008 | 0 | 4 |
| 2009 | 2 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 2 | 3 |
| 2015 | 1 | 7 |
| 2016 | 1 | 3 |
| 2017 | 4 | 5 |
| 2018 | 8 | 3 |
| 2019 | 1 | 2 |
| 2020 | 2 | 5 |
| 2021 | 2 | 3 |
| 2022 | 0 | 11 |
| 2023 | 7 | 5 |
| 2024 | 2 | 7 |
| 2025 | 2 | 3 |
| 2026 | 5 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Conductive polymer composition, coated product, and patterning process7 Jul 2026US 12,675,047 B2Shin-Etsu Chemical Co., Ltd.
- Gas-barrier coating composition and gas-barrier laminate17 Mar 2026US 12,577,411 B2Toyo Seikan Group Holdings, Ltd.
- Two-component treatment agent, treatment method for making metal surface antibacterial and antibacterial treatment agent10 Mar 2026US 12,570,860 B2Tokyo Ohka Kogyo.Co., Ltd.
- Cationic-stabilized dispersions, hybridized cationic-stabilized dispersions, in-mold coated articles prepared utilizing such stabilized dispersions, and methods for manufacturing same13 Jan 2026US 12,522,746 B2Red Spot Paint & Varnish Co., Inc.
- Diluted anti-tack formulation and method of use of diluted anti-tack formulation6 Jan 2026US 12,516,167 B2Polymer Solutions Group
- Coatings And Multilayer Structures Using The Same For Passive Water Management25 Jun 2026US 2026/0176489 A1Adept Materials, Inc.
- Methods and compositions for wound healing1 Jan 2026US 2026/0000805 A1Imbed Biosciences, Inc.
- Method of Producing a Metal Material Comprising a Film14 Aug 2025US 2025/0257225 A1Nihon Parkerizing Co., Ltd.
- Binder including copolymer composition, anode for secondary battery including same binder, and secondary battery including same anode12 Jun 2025US 2025/0192179 A1Hansol Chemical Co., Ltd.
- Poly(methyl-diallyl ammonium chloride) decorated with cationic hydrophobic pendant as an acidizing corrosion inhibitor and method of preparation thereof13 Mar 2025US 2025/0084310 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Method for increasing the strength of a cellulosic product78US 7,090,745 B2University of Pittsburgh · 2006
- Surface application of polymers and polymer mixtures to improve paper strength12US 8,696,869 B2Hercules Incorporated · 2014
- Electromagnetic energy-absorbing optical product and method for making12US 9,453,949 B2Eastman Chemical Company · 2016
- Composition for increasing cellulosic product strength and method of increasing cellulosic product strength9US 7,494,566 B2University of Pittsburgh—Of the Commonwealth System of Higher Education · 2009
- Cellulosic composition7US 7,628,888 B2University of Pittsburgh—Of the Commonwealth System of Higher Education · 2009