F16B 21/205
The connecting means having gripping edges in the form of a helix
Official title: {the connecting means having gripping edges in the form of a helix}
F16B21/205 (The connecting means having gripping edges in the form of a helix) appears on 9 US grants and 9 published applications in this corpus.
Search patents in F16B- Granted patents
- 9
- Published applications
- 9
- Assignees
- 8
- Inventors
- 18
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 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 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Fastening clip11 Feb 2025US 12,221,992 B2Illinois Tool Works Inc.
- Spring wire ends to faciliate welding26 Jan 2021US 10,900,531 B2Bal Seal Engineering, Inc.
- Latching connector with radial grooves14 May 2019US 10,288,203 B2Nelson Products, Inc.
- Multi-stage engagement assemblies and related methods22 Nov 2016US 9,500,211 B2Bal Seal Engineering, Inc.
- Multi-stage engagement assemblies and related methods14 Apr 2015US 9,004,805 B2Bal Seal Engineering, Inc.
- Fastening Clip5 Oct 2023US 2023/0313820 A1Illinois Tool Works Inc.
- Spring wire ends to faciliate welding28 Feb 2019US 2019/0063537 A1Bal Seal Engineering, Inc.
- Latching connector with radial grooves22 Jun 2017US 2017/0175938 A1Nelson Products, Inc.
- Flexible spring fastener7 Aug 2014US 2014/0222011 A1Nora Systems GmbH
- Multi-stage engagement assemblies and related methods1 May 2014US 2014/0119819 A1Bal Seal Engineering, Inc.
Most cited
By later US patents
- Multi-stage engagement assemblies and related methods29US 9,004,805 B2Bal Seal Engineering, Inc. · 2015
- Multi-stage engagement assemblies and related methods27US 9,500,211 B2Bal Seal Engineering, Inc. · 2016
- Method of fastening members of an assembly14US 6,081,984 AAvdel Textron Limited · 2000
- Weld-on fastener, welding equipment for the welding of the fastener, and arrangement for the fastening of an assembly part to the weldable fastener9US 5,820,323 ASplitfast Technologies Limited · 1998
- Twist-off pushnut fastener5US 5,110,246 ATRW Inc. · 1992