B29K 2223/12
Pp, i.e. polypropylene
Official title: {PP, i.e. polypropylene}
B29K2223/12 (Pp, i.e. polypropylene) appears on 50 US grants and 61 published applications in this corpus.
Search patents in B29K- Granted patents
- 50
- Published applications
- 61
- Assignees
- 48
- Inventors
- 110
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 3 | 5 |
| 2005 | 1 | 2 |
| 2006 | 1 | 4 |
| 2007 | 0 | 4 |
| 2008 | 0 | 2 |
| 2009 | 1 | 3 |
| 2010 | 2 | 5 |
| 2011 | 6 | 2 |
| 2012 | 2 | 2 |
| 2013 | 2 | 0 |
| 2014 | 2 | 1 |
| 2015 | 2 | 4 |
| 2016 | 1 | 4 |
| 2017 | 2 | 1 |
| 2018 | 2 | 1 |
| 2019 | 2 | 2 |
| 2020 | 0 | 3 |
| 2021 | 1 | 3 |
| 2022 | 2 | 1 |
| 2023 | 1 | 3 |
| 2024 | 1 | 2 |
| 2025 | 3 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Foam part, in particular for a vehicle seat, method for producing a foam part, and vehicle seat23 Sep 2025US 12,420,460 B2Adient US LLC
- Method of manufacturing a composite part comprising a core and UHMWPE skin regions10 Jun 2025US 12,325,198 B2Mitsubishi Chemical Advanced Materials Composites AG
- Respiratory protective device or face mask hygiene product, a method for the manufacture of reinforced textile part, nonwoven fabric part or their combination part, and a filter6 May 2025US 12,290,706 B2
- Profile connection20 Feb 2024US 11,904,552 B2Saint-Gobain Performance Plastics Corporation
- Profile connection19 Dec 2023US 11,845,230 B2Saint-Gobain Performance Plastics Corporation
- Method of producing a reinforcing bar1 Oct 2026US 2026/0295952 A1Nakagawa Sangyo Co., Ltd.
- Arrangement for the transport of media and method for producing an arrangement9 Jul 2026US 2026/0194154 A1Ti Automotive Technology Center GmbH
- Polymer composite pipe12 Mar 2026US 2026/0071714 A1Enoflex Limited
- Product tube3 Apr 2025US 2025/0108547 A1Berry Global, Inc.
- Plastic waste valorization to self-adhesive super-hydrophobic films17 Oct 2024US 2024/0343912 A1King Faisal University
Most cited
By later US patents
- Stent graft with braided polymeric sleeve343US 5,957,974 ASchneider (USA) Inc. · 1999
- Process for making stent graft with braided polymeric sleeve130US 6,500,203 B1Boston Scientific Scimed, Inc. · 2002
- Lining of pipelines and passageways56US 4,581,247 AInsituform International N.V. · 1986
- Connection between composites with non-compatible properties and method for preparation39US 7,521,105 B2Vestas Wind System A/S · 2009
- Method of forming, filling, and sealing scrim reinforced plastic bags34US 4,106,261 AThe Dow Chemical Company · 1978