C08F 2500/15
Isotactic
C08F2500/15 (Isotactic) appears on 37 US grants and 42 published applications in this corpus.
Search patents in C08F- Granted patents
- 37
- Published applications
- 42
- Assignees
- 23
- Inventors
- 114
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 3 |
| 2018 | 3 | 14 |
| 2019 | 6 | 13 |
| 2020 | 10 | 3 |
| 2021 | 9 | 2 |
| 2022 | 4 | 1 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Catalyst components for the polymerization of olefins29 Apr 2025US 12,286,504 B2Basell Poliolefine Italia S.r.l.
- High flow fiber-reinforced propylene composition having low emissions28 Jan 2025US 12,209,177 B2Ticona LLC
- Non-coordinating anion type activators containing cation having large alkyl groups16 Aug 2022US 11,414,436 B2ExxonMobil Chemical Patents Inc.
- Boron-based electron donors for Ziegler-Natta catalyst systems5 Apr 2022US 11,291,981 B2Braskem America, Inc.
- Propylene-based polymer, method for producing the same, propylene-based resin composition and molded article5 Apr 2022US 11,292,899 B2Mitsui Chemicals, Inc.
- Olefin polymerization ziegler-natta catalyst components andprocess for the production of olefin polymers therewith23 Jan 2025US 2025/0026868 A1Formosa Plastics Corporation, U. S. A
- Olefin polymerization Ziegler-Natta catalyst components and process for the production of olefin polymers therewith23 Mar 2023US 2023/0091516 A1Formosa Plastics Corporation, U. S. A
- Olefin polymerization catalyst component having carbonate compounds23 Mar 2023US 2023/0092187 A1FormosaPlasticsCorporation,USA
- Catalyst components for the polymerization of olefins22 Sep 2022US 2022/0298272 A1Basell Poliolefine Italia S.r.l.
- High Flow Fiber-Reinforced Propylene Composition Having Low Emissions22 Jul 2021US 2021/0221991 A1Celanese International Corporation
Most cited
By later US patents
- Crystalline propylene polymers and copolymers in the form of spherical particles at high porosity33US 5,236,962 AHimont Incorporated · 1993
- Shoe cover7US 11,116,276 B2Suzhou Addison Nonwoven Product Co., Ltd. · 2021
- Non-coordinating anion type activators containing cation having branched alkyl groups6US 11,041,031 B2ExxonMobil Chemical Patents Inc. · 2021
- Process to make non-coordinating anion type activators in aliphatic and alicyclic hydrocarbon solvents5US 11,117,908 B2ExxonMobil Chemical Patents Inc. · 2021
- Non-coordinating anion type activators containing cation having large alkyl groups5US 11,414,436 B2ExxonMobil Chemical Patents Inc. · 2022