F05C 2225/06
Polyamides
Official title: Polyamides, e.g. NYLON
F05C2225/06 (Polyamides) appears on 42 US grants and 47 published applications in this corpus.
Search patents in F05C- Granted patents
- 42
- Published applications
- 47
- Assignees
- 40
- Inventors
- 126
- Latest grant
- 28 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 4 |
| 2005 | 0 | 1 |
| 2006 | 2 | 1 |
| 2007 | 2 | 3 |
| 2008 | 1 | 4 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 5 |
| 2012 | 2 | 4 |
| 2013 | 3 | 1 |
| 2014 | 2 | 2 |
| 2015 | 1 | 5 |
| 2016 | 1 | 3 |
| 2017 | 3 | 4 |
| 2018 | 0 | 1 |
| 2019 | 1 | 3 |
| 2020 | 2 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Rotary compressor28 Jan 2025US 12,209,781 B2Fujitsu General Limited
- Screw rotor and method for manufacturing such screw rotor29 Oct 2024US 12,129,850 B2Atlas Copco Airpower, Naamloze Vennootschap
- Piston including a composite layer applied to metal substrate26 Dec 2023US 11,850,773 B2Tenneco Inc.
- Piston including a composite layer applied to a metal substrate29 Nov 2022US 11,511,515 B2Tenneco Inc.
- Pump membrane for diaphragm pump26 Jan 2021US 10,900,478 B2Dätwyler Schweiz AG
- Piston including a composite layer applied to metal substrate23 Mar 2023US 2023/0088665 A1Tenneco Inc.
- Rotary compressor9 Mar 2023US 2023/0076038 A1Fujitsu General Limited
- Screw rotor and method for manufacturing such screw rotor28 Apr 2022US 2022/0128054 A1Atlas Copco Airpower, Naamloze Vennootschap
- Orbiter vacuum pump capable of dry-running22 Jul 2021US 2021/0222693 A1Nidec Gpm GmbH
- Piston including a composite layer applied to a metal substrate6 Feb 2020US 2020/0040841 A1Tenneco Inc.
Most cited
By later US patents
- Inert plastic coated flexible type diaphragm for application in a sanitary type pump78US 5,634,391 AWestinghouse Air Brake Company · 1997
- Compressor valve lifter35US 5,634,492 AHoerbiger Ventilwerke Aktiengesellschaft · 1997
- Water pump or the like29US 5,044,883 A1991
- High efficiency rotary vane motor28US 6,106,255 AThermo King Corporation · 2000
- Engine windage tray21US 6,019,071 AChrysler Corporation · 2000