B29K 2879/08
Pi, i.e. polyimides or derivatives thereof
Official title: PI, i.e. polyimides or derivatives thereof
B29K2879/08 (Pi, i.e. polyimides or derivatives thereof) appears on 27 US grants and 31 published applications in this corpus.
Search patents in B29K- Granted patents
- 27
- Published applications
- 31
- Assignees
- 30
- Inventors
- 86
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 3 |
| 2017 | 3 | 4 |
| 2018 | 2 | 1 |
| 2019 | 1 | 4 |
| 2020 | 3 | 2 |
| 2021 | 2 | 2 |
| 2022 | 4 | 1 |
| 2023 | 1 | 0 |
| 2024 | 2 | 4 |
| 2025 | 2 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mold and method for manufacturing a component by molding and component thereof16 Jun 2026US 12,654,367 B2Kurtz GmbH
- Induction heated tooling and methods of using the same29 Apr 2025US 12,285,888 B2Meggitt Aerospace Limited
- Methods of forming a mandrel for forming composite structures, methods of forming composite structures, and related tools29 Apr 2025US 12,285,903 B2Northrop Grumman Systems Corporation
- Methods of forming a mandrel for forming composite structures, methods of forming composite structures, and related tools5 Mar 2024US 11,919,223 B2Northrop Grumman Systems Corporation
- Method for manufacturing a three-dimensional object27 Feb 2024US 11,911,954 B2Solvay Specialty Polymers USA, LLC
- Mold for drying and compacting a fibrous preform30 Apr 2026US 2026/0115973 A1
- Method and tooling for a thermoplastic composite fiber layup25 Dec 2025US 2025/0387985 A1Daher Aerospace
- Production system6 Mar 2025US 2025/0074017 A1Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi
- Masterbatch, preform, blow-molded bottle, beverage product, film, method for producing preform, and method for producing blow-molded bottle27 Feb 2025US 2025/0066600 A1Kirin Holdings Kabushiki Kaisha
- Composite mold insert for fabricating microstructured lenses19 Sep 2024US 2024/0308161 A1Essilor International
Most cited
By later US patents
- Method and apparatus for layup tooling118US 9,597,843 B2The Boeing Company · 2017
- Apparatuses for layup tooling117US 10,118,347 B2The Boeing Company · 2018
- Embossed vacuum bag, methods for producing and using said bag102US 5,129,813 A1992
- Vacuum bagging apparatus and method including a thermoplastic elastomer film vacuum bag87US 5,123,985 A1992
- Heated build platform and system for three dimensional printing methods21US 9,592,660 B2Arevo, Inc. · 2017