B29C 57/00
Shaping of tube ends
Official title: Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor {, e.g. collapsible mandrels}
B29C57/00 (Shaping of tube ends) appears on 974 US grants and 474 published applications in this corpus.
Search patents in B29C- Granted patents
- 974
- Published applications
- 474
- Assignees
- 505
- Inventors
- 1,367
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 31 | 0 |
| 1978 | 31 | 0 |
| 1979 | 22 | 0 |
| 1980 | 21 | 0 |
| 1981 | 22 | 0 |
| 1982 | 26 | 0 |
| 1983 | 31 | 0 |
| 1984 | 15 | 0 |
| 1985 | 20 | 0 |
| 1986 | 20 | 0 |
| 1987 | 13 | 0 |
| 1988 | 11 | 0 |
| 1989 | 22 | 0 |
| 1990 | 25 | 0 |
| 1991 | 20 | 0 |
| 1992 | 19 | 0 |
| 1993 | 20 | 0 |
| 1994 | 24 | 0 |
| 1995 | 17 | 0 |
| 1996 | 28 | 0 |
| 1997 | 41 | 0 |
| 1998 | 30 | 0 |
| 1999 | 30 | 0 |
| 2000 | 38 | 0 |
| 2001 | 22 | 8 |
| 2002 | 21 | 14 |
| 2003 | 17 | 20 |
| 2004 | 10 | 26 |
| 2005 | 12 | 18 |
| 2006 | 13 | 7 |
| 2007 | 7 | 14 |
| 2008 | 7 | 23 |
| 2009 | 9 | 20 |
| 2010 | 8 | 24 |
| 2011 | 10 | 19 |
| 2012 | 12 | 15 |
| 2013 | 15 | 10 |
| 2014 | 15 | 11 |
| 2015 | 12 | 23 |
| 2016 | 17 | 19 |
| 2017 | 14 | 18 |
| 2018 | 24 | 22 |
| 2019 | 14 | 18 |
| 2020 | 19 | 27 |
| 2021 | 14 | 20 |
| 2022 | 18 | 22 |
| 2023 | 22 | 22 |
| 2024 | 17 | 20 |
| 2025 | 15 | 21 |
| 2026 | 14 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and machine for belling PVC-O pipes6 Oct 2026US 12,752,475 B2Sica S.P.A.
- Fluid-tight separating closure29 Sep 2026US 12,746,610 B2Sartorius Stedim North America Inc.
- Constant strain PEX expansion tool head1 Sep 2026US 12,722,338 B2Zurn Water, LLC
- Tool and method for roll grooving a workpiece25 Aug 2026US 12,715,054 B2Milwaukee Electric Tool Corporation
- Apparatus and method for cutting a thermoplastic pipe18 Aug 2026US 12,709,039 B2Sica S.P.A.
- Tube expansion tool1 Oct 2026US 2026/0295652 A1Makita Corporation
- Pex expansion tool17 Sep 2026US 2026/0273609 A1Milwaukee Electric Tool Corporation
- Machine for belling pvc-o pipes20 Aug 2026US 2026/0241634 A1Sica S.P.A.
- Container having a rolled rim, and method of forming a container having a rolled rim20 Aug 2026US 2026/0242090 A1Pactiv Corporation
- Folding apparatus and folding method for folding a flap arrangement of a capsule6 Aug 2026US 2026/0225306 A1Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
Most cited
By later US patents
- Guiding catheter519US 4,817,613 ADevices for Vascular Intervention, Inc. · 1989
- Surgical tipping apparatus337US 6,306,157 B1Ethicon, Inc. · 2001
- Method of forming a flower pot cover with crimped portion276US 5,361,482 AHighland Supply Corporation · 1994
- Soft tip catheter265US 4,863,442 AC. R. Bard, Inc. · 1989
- Method for crimping a wrapper about a floral grouping261US 5,428,939 AHighland Supply Corporation · 1995