E04F 21/0061
With crimping means
Official title: {with crimping means}
E04F21/0061 (With crimping means) appears on 13 US grants and 3 published applications in this corpus.
Search patents in E04F- Granted patents
- 13
- Published applications
- 3
- Assignees
- 4
- Inventors
- 15
- Latest grant
- 28 May 2013
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for single hand attachment of drywall corner beads28 May 2013US 8,448,316 B1
- Apparatus for single hand attachment of drywall corner beads25 Oct 2011US 8,042,243 B1See Wai Chan and Henry G. Chou
- Bull nose clincher10 May 2005US 6,889,415 B1
- Cornerbead crimping tool16 Jun 1998US 5,765,428 A
- Cornerbead crimping tool31 Dec 1996US 5,588,320 A
Most cited
By later US patents
- Power actuated device for installing metal corner strip45US 4,989,438 ANastasi-White, Inc. · 1991
- Mechanically powered crimping tool42US 4,893,493 A1990
- Power actuated tool for installing metal corner strip22US 5,040,400 AG.L. Group, Ltd. · 1991
- Tool for crimping a corner bead piece over an exterior plasterboard corner15US 4,593,443 A1986
- Tool for crimping a corner bead piece over an exterior plasterboard corner15US 4,670,957 A1987