C08F 257/00
Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers
Official title: Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group C08F12/00
C08F257/00 (Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers) appears on 868 US grants and 734 published applications in this corpus.
Search patents in C08F- Granted patents
- 868
- Published applications
- 734
- Assignees
- 458
- Inventors
- 2,396
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 2 | 0 |
| 1981 | 13 | 0 |
| 1982 | 11 | 0 |
| 1983 | 17 | 0 |
| 1984 | 9 | 0 |
| 1985 | 8 | 0 |
| 1986 | 11 | 0 |
| 1987 | 26 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 9 | 0 |
| 1991 | 13 | 0 |
| 1992 | 9 | 0 |
| 1993 | 22 | 0 |
| 1994 | 11 | 0 |
| 1995 | 9 | 0 |
| 1996 | 11 | 0 |
| 1997 | 9 | 0 |
| 1998 | 23 | 0 |
| 1999 | 13 | 0 |
| 2000 | 30 | 0 |
| 2001 | 19 | 13 |
| 2002 | 40 | 59 |
| 2003 | 32 | 50 |
| 2004 | 40 | 36 |
| 2005 | 29 | 35 |
| 2006 | 25 | 44 |
| 2007 | 22 | 41 |
| 2008 | 15 | 35 |
| 2009 | 26 | 24 |
| 2010 | 26 | 49 |
| 2011 | 25 | 14 |
| 2012 | 19 | 14 |
| 2013 | 19 | 16 |
| 2014 | 19 | 20 |
| 2015 | 15 | 13 |
| 2016 | 18 | 29 |
| 2017 | 23 | 29 |
| 2018 | 15 | 25 |
| 2019 | 16 | 20 |
| 2020 | 20 | 26 |
| 2021 | 22 | 34 |
| 2022 | 17 | 31 |
| 2023 | 18 | 25 |
| 2024 | 24 | 20 |
| 2025 | 16 | 18 |
| 2026 | 13 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Resin composition, prepreg, resin-coated film, resin-coated metal foil, metal-cladded laminate board, and wiring board22 Sep 2026US 12,742,047 B2Panasonic Intellectual Property Management Co., Ltd.
- Polyfunctional vinyl aromatic copolymer and method for manufacturing same, copolymer rubber obtained therefrom, rubber composition, rubber crosslinked material, and tire member25 Aug 2026US 12,715,943 B2Nippon Steel Chemical & Material Co., Ltd.
- Optical film, display device, and composition for forming colored layer18 Aug 2026US 12,710,566 B2Toppan Inc.
- Process for producing a thermoplastic moulding compound comprising a thermoplastic copolymer A and a graft copolymer B4 Aug 2026US 12,698,351 B2Ineos Styrolution Group GmbH
- Resin composition26 May 2026US 12,637,560 B2Dupont Electronic Materials International, LLC
- Glycerol-based resins for 3-d printing27 Aug 2026US 2026/0250451 A1The Board of Trustees of The University of Alabama
- Composition, prepreg, and metal-clad laminate27 Aug 2026US 2026/0250507 A1AGC Inc.
- Waterborne polymer composition and preparation method thereof23 Jul 2026US 2026/0209411 A1Organik Kimya Netherlands BV
- Resin composition, prepreg, metal foil-clad laminate and printed circuit board16 Jul 2026US 2026/0206133 A1Zeon Corporation
- Water-based binder, and preparation method therefor and use thereof2 Jul 2026US 2026/0184834 A1Shenzhen Yanyi New Materials Co., Ltd.
Most cited
By later US patents
- Processes based on atom (or group) transfer radical polymerization and novel (co) polymers having useful structures and properties295US 5,807,937 ACarnegie Mellon University · 1998
- Thermoplastic elastomer compositions from branched olefin copolymers154US 6,147,180 AExxon Chemical Patents Inc. · 2000
- High melt strength polyethylene compositions146US 6,114,457 AExxon Chemical Patents Inc. · 2000
- Crosslinkable prepolymers from a hydrophilic monomer and a hydrophobic crosslinker117US 7,091,283 B2Novartis AG · 2006
- Solid gel membrane separator in rechargeable electrochemical cells105US 6,358,651 B1Reveo, Inc. · 2002