C09J 139/06
Homopolymers or copolymers of n-vinyl-pyrrolidones
Official title: Homopolymers or copolymers of N-vinyl-pyrrolidones
C09J139/06 (Homopolymers or copolymers of n-vinyl-pyrrolidones) appears on 75 US grants and 102 published applications in this corpus.
Search patents in C09J- Granted patents
- 75
- Published applications
- 102
- Assignees
- 70
- Inventors
- 241
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 7 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 3 | 3 |
| 2007 | 3 | 4 |
| 2008 | 1 | 5 |
| 2009 | 2 | 3 |
| 2010 | 0 | 2 |
| 2011 | 2 | 1 |
| 2012 | 2 | 3 |
| 2013 | 0 | 10 |
| 2014 | 2 | 8 |
| 2015 | 5 | 4 |
| 2016 | 2 | 5 |
| 2017 | 0 | 6 |
| 2018 | 2 | 2 |
| 2019 | 3 | 6 |
| 2020 | 4 | 5 |
| 2021 | 2 | 5 |
| 2022 | 2 | 6 |
| 2023 | 4 | 1 |
| 2024 | 4 | 5 |
| 2025 | 2 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Body adhesive16 Jun 2026US 12,655,327 B2Ahay Society Pty Ltd
- Object forming liquid and object producing method10 Mar 2026US 12,570,845 B2Ricoh Company, Ltd.
- Bio-adhesive dissolving compounds and device21 Oct 2025US 12,447,045 B2Segal Innovations LLC
- Binders and methods of binder jetting including branched polymer binders and articles made therefrom15 Jul 2025US 12,358,215 B2Virginia Tech Intellectual Properties, Inc.
- Adhesive composition, adhesive film comprising same, backplate film comprising adhesive film, and plastic organic light emitting display comprising adhesive film25 Jun 2024US 12,018,188 B2LG Chem.Ltd.
- Body adhesive30 Apr 2026US 2026/0117101 A1Ahay Society Pty Ltd
- Adhesive electrode for biosignal acquisition and biosensor15 Jan 2026US 2026/0013767 A1Nitto Denko Corporation
- Optically clear pressure sensitive adhesives with a low dielectric constant1 Jan 2026US 2026/0002050 A13M Innovative Properties Company
- Water-soluble adhesive composition for component capture, water-soluble adhesive sheet for component capture, and method for producing electronic component20 Nov 2025US 2025/0354035 A1Nagase Chemtex Corporation
- Wet and dry adhesive shape memory elastomers25 Sep 2025US 2025/0297146 A1The Curators of the University of Missouri
Most cited
By later US patents
- Water-soluble pressure-sensitive mucoadhesive and devices provided therewith for emplacement in a mucosa-lined body cavity240US 5,700,478 ACygnus, Inc. · 1997
- Highly conductive non-stringy adhesive hydrophilic gels and medical electrode assemblies manufactured therefrom191US 4,989,607 A1991
- Hydrophilic pressure sensitive biomedical adhesive composition177US 4,593,053 AMedtronic, Inc. · 1986
- Adhesive compositions including polyvinylpyrrolidone acrylic acid polymers, and polyamines154US 5,645,855 ARidge Scientific Enterprises, Inc. · 1997
- Low impedance pressure sensitive adhesive composition and biomedical electrodes using same114US 5,362,420 AMinnesota Mining and Manufacturing Company · 1994