B21D 53/66
Spades
Official title: spades; shovels (handle portions B21D53/70)
B21D53/66 (Spades) appears on 5 US grants and 4 published applications in this corpus.
Search patents in B21D- Granted patents
- 5
- Published applications
- 4
- Assignees
- 2
- Inventors
- 10
- Latest grant
- 16 Feb 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Modular long handled tool component system16 Feb 2016US 9,259,834 B2Mag-Lok Tools, Inc.
- Method for making shovel5 Oct 2010US 7,806,024 B1Forest Hill Manufacturing, LLC
- Earth working sweep21 Jan 2003US 6,508,147 B1
- Method of making an earth tilling sweep from disc scrap19 Sep 2000US 6,119,321 A
- Shovel blade and method of manufacture17 Apr 1990US 4,916,984 A
Most cited
By later US patents