C08J 2323/14
Copolymers of propene
Official title: Copolymers of propene (C08J2323/16 takes precedence)
C08J2323/14 (Copolymers of propene) appears on 358 US grants and 518 published applications in this corpus.
Search patents in C08J- Granted patents
- 358
- Published applications
- 518
- Assignees
- 164
- Inventors
- 1,121
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 2 |
| 2002 | 6 | 5 |
| 2003 | 5 | 16 |
| 2004 | 9 | 8 |
| 2005 | 7 | 14 |
| 2006 | 9 | 6 |
| 2007 | 5 | 7 |
| 2008 | 4 | 4 |
| 2009 | 0 | 8 |
| 2010 | 3 | 20 |
| 2011 | 9 | 10 |
| 2012 | 11 | 14 |
| 2013 | 10 | 24 |
| 2014 | 13 | 14 |
| 2015 | 15 | 26 |
| 2016 | 22 | 39 |
| 2017 | 20 | 42 |
| 2018 | 26 | 30 |
| 2019 | 17 | 24 |
| 2020 | 27 | 15 |
| 2021 | 16 | 26 |
| 2022 | 16 | 34 |
| 2023 | 18 | 36 |
| 2024 | 18 | 45 |
| 2025 | 26 | 25 |
| 2026 | 15 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Expanded beads comprising high melt strength polypropylene28 Jul 2026US 12,692,377 B2Sabic Global Technologies B.V.
- Polypropylene composition for HMS PP foam sheet with balanced bending resistance23 Jun 2026US 12,662,592 B2Borealis AG
- Ultrasoft polyolefin composition26 May 2026US 12,637,556 B2Basell Poliolefine Italia S.r.l.
- Bi-polymer thermoplastic26 May 2026US 12,637,566 B2
- Polypropylene-based graft polymer, thermoplastic resin composition, and molded article thereof19 May 2026US 12,630,704 B2Techno-Umg Co., Ltd.
- Preparation device and method for multicomponent copolymerized polypropylene17 Sep 2026US 2026/0275007 A1Tianhua Institute (Nanjing) Intelligent Manufacturing Co., Ltd.
- Polymer composition suitable for film manufacturing17 Sep 2026US 2026/0275094 A1
- Copolymer composition, method for producing same, and molded article obtained using copolymer composition10 Sep 2026US 2026/0265433 A1Kuraray Co., Ltd.
- Foamed propylene-based elastomer compositions, methods for making and products made therefrom27 Aug 2026US 2026/0250476 A1
- Expanded beads of polypropylene-based resin, and expanded bead molded body20 Aug 2026US 2026/0242557 A1Jsp Corporation
Most cited
By later US patents
- Elastic films including crystalline polymer and crystallizable polymers of propylene184US 6,500,563 B1ExxonMobil Chemical Patents Inc. · 2002
- Isotactic propylene copolymers, their preparation and use180US 6,960,635 B2Dow Global Technologies LLC · 2005
- Heat sealable blend of very low density polyethylene or plastomer with polypropylene based polymers and heat sealable film and articles made thereof179US 5,358,792 AExxon Chemical Patents Inc. · 1994
- Fibers and oriented films of polypropylene higher .alpha.-olefin copolymers138US 5,571,619 AExxon Chemical Patents Inc. · 1996
- Foamed articles comprising high melt strength propylene polymer material88US 5,605,936 AMontell North America Inc. · 1997