B21D 15/06
Annularly
Official title: annularly {(with thinning B21C37/205)}
B21D15/06 (Annularly) appears on 80 US grants and 62 published applications in this corpus.
Search patents in B21D- Granted patents
- 80
- Published applications
- 62
- Assignees
- 57
- Inventors
- 150
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 3 |
| 2003 | 3 | 5 |
| 2004 | 2 | 2 |
| 2005 | 4 | 4 |
| 2006 | 5 | 4 |
| 2007 | 1 | 2 |
| 2008 | 3 | 5 |
| 2009 | 3 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 0 | 3 |
| 2014 | 3 | 7 |
| 2015 | 7 | 4 |
| 2016 | 2 | 3 |
| 2017 | 1 | 0 |
| 2018 | 4 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 4 |
| 2021 | 2 | 3 |
| 2022 | 2 | 3 |
| 2023 | 1 | 0 |
| 2024 | 2 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Crimping device26 Aug 2025US 12,397,337 B2Winton Machine Company
- Metal bellows for downhole use18 Mar 2025US 12,253,175 B2Tco AS
- Pipe, spool forming die, and pipe manufacturing method4 Jun 2024US 12,000,507 B2Futaba Industrial Co., Ltd.
- Pipe receiving assembly for a pipe grooving device30 Jan 2024US 11,883,871 B2Victaulic Company
- Conduits for transporting fluids and methods of fabricating the same5 Dec 2023US 11,835,156 B2The Boeing Company
- Crimping device20 Jun 2024US 2024/0198407 A1Winton Machine Company
- Pipe Receiving Assembly for a Pipe Grooving Device15 Dec 2022US 2022/0395882 A1Victaulic Company
- Metal Bellows for Downhole Use25 Aug 2022US 2022/0268360 A1Tco AS
- Pipe, spool forming die, and pipe manufacturing method6 Jan 2022US 2022/0003341 A1Futaba Industrial Co., Ltd.
- Conduits for transporting fluids and methods of fabricating the same29 Jul 2021US 2021/0231235 A1The Boeing Company
Most cited
By later US patents
- Deformable member175US 6,896,049 B2Zeroth Technology Ltd. · 2005
- Pipe element having shoulder, groove and bead and methods and apparatus for manufacture thereof31US 8,777,277 B2Victaulic Company · 2014
- Deformation on thin walled bodies19US 7,003,999 B2Envases (UK) Limited · 2006
- Apparatus for forming corrugations of "zero" pitch in coaxial cable18US 4,043,161 AAstrolab, Inc. · 1977
- Bead-formation in metal drum manufacture17US 5,950,472 AAtlanta Grothes Machine Company · 1999