C09J 123/16
Elastomeric ethylene-propylene or ethylene-propylene-diene copolymers
Official title: {Elastomeric} ethylene-propylene or ethylene-propylene-diene copolymers {, e.g. EPR and EPDM rubbers}
C09J123/16 (Elastomeric ethylene-propylene or ethylene-propylene-diene copolymers) appears on 167 US grants and 145 published applications in this corpus.
Search patents in C09J- Granted patents
- 167
- Published applications
- 145
- Assignees
- 105
- Inventors
- 490
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 9 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 3 |
| 2003 | 0 | 6 |
| 2004 | 4 | 3 |
| 2005 | 3 | 5 |
| 2006 | 1 | 2 |
| 2007 | 2 | 4 |
| 2008 | 2 | 2 |
| 2009 | 2 | 1 |
| 2010 | 0 | 4 |
| 2011 | 3 | 5 |
| 2012 | 0 | 3 |
| 2013 | 4 | 5 |
| 2014 | 2 | 7 |
| 2015 | 4 | 8 |
| 2016 | 9 | 11 |
| 2017 | 6 | 14 |
| 2018 | 7 | 10 |
| 2019 | 10 | 11 |
| 2020 | 9 | 7 |
| 2021 | 10 | 12 |
| 2022 | 4 | 9 |
| 2023 | 5 | 3 |
| 2024 | 2 | 1 |
| 2025 | 6 | 7 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Temperature-changeable adhesive sheet and temperature-changeable adhesive sheet manufacturing method using same4 Aug 2026US 12,698,419 B2Xinmei Fontana Holding (Hong Kong) Limited
- Hot melt adhesive and uses thereof16 Jun 2026US 12,655,329 B2Henkel AG & Co. KGaA
- Controlled long chain branching in EPDM by post-reactor modification9 Jun 2026US 12,649,808 B2Dow Global Technologies LLC
- Pressure sensitive adhesives comprising propylene-ethylene(-diene) copolymers26 May 2026US 12,637,559 B2ExxonMobil Chemical Patents Inc.
- Ethylene-based copolymer and propylene-alpha-olefin-diene compositions for use in layered articles21 Oct 2025US 12,448,505 B2ExxonMobil Chemical Patents Inc.
- Rubber composition for rubber layer of multilayered hose, multilayered hose, and multilayered hose for motor vehicle5 Feb 2026US 2026/0035552 A1Sumitomo Riko Company Limited
- Hot melt adhesive formulations for fibrous substrates24 Jul 2025US 2025/0236769 A1Savarè I.C. S.R.L.
- Heat resistant propylene-ethylene copolymers and adhesives containing the propylene-ethylene copolymers26 Jun 2025US 2025/0206934 A1
- Hot melt adhesive composition15 May 2025US 2025/0154392 A1Sasol South Africa Limited
- Protective barrier coating to improve bond integrity in downhole exposures13 Mar 2025US 2025/0084711 A1Halliburton Energy Services.Inc.
Most cited
By later US patents
- Adhesive blends101US 4,087,587 AChemplex Company · 1978
- Hot melt adhesive based on ethylene-propylene rubber (EPR) and semicrystalline olefinic polymers92US 6,143,818 AAto Findley, Inc. · 2000
- Thermoplastic hotmelt adhesive76US 5,512,625 AHenkel Kommanditgesellschaft auf Aktien · 1996
- Poly(higher-1-olefin-co-propylene) copolymers as hot-melt, pressure-sensitive adhesives69US 3,954,697 AEastman Kodak Company · 1976
- Adhesive composition and method for providing water-tight joints in single-ply roofing membranes64US 5,242,727 AAdco Products, Inc. · 1993