B29C 53/72
Using external forming surfaces
Official title: using external forming surfaces
B29C53/72 (Using external forming surfaces) appears on 27 US grants and 21 published applications in this corpus.
Search patents in B29C- Granted patents
- 27
- Published applications
- 21
- Assignees
- 21
- Inventors
- 48
- Latest grant
- 14 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 5 |
| 2016 | 2 | 2 |
| 2017 | 0 | 1 |
| 2018 | 2 | 0 |
| 2019 | 3 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 3 |
| 2022 | 2 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Pipe-forming apparatus for spiral pipe and pipe-forming method thereof14 Mar 2023US 11,602,884 B2Sekisui Chemical Co., Ltd.
- Intelligent module pipeline, intelligent module helical pipeline winding machine and a winding method therefor20 Sep 2022US 11,446,857 B2
- Pipe-forming apparatus for spiral pipe and pipe-forming method thereof12 Jul 2022US 11,383,427 B2Sekisui Chemical Co., Ltd.
- Pipe-forming apparatus for spiral pipe and pipe-forming method thereof19 Oct 2021US 11,148,352 B2Sekisui Chemical Co., Ltd.
- Apparatus for forming curls18 Aug 2020US 10,744,702 B2Sekisui Chemical Co., Ltd.
- Intelligent module pipeline, intelligent module helical pipeline winding machine and a winding method therefor6 May 2021US 2021/0129414 A1
- Pipe-forming apparatus for spiral pipe and pipe-forming method thereof6 May 2021US 2021/0129417 A1Sekisui Chemical Co., Ltd.
- Pipe-forming apparatus for spiral pipe and pipe-forming method thereof6 May 2021US 2021/0129418 A1Sekisui Chemical Co., Ltd.
- A mold for an apparatus to produce plastic pipe and method to use it23 Jul 2020US 2020/0230902 A1Plastic Pipe Mobile OU
- Pipe-forming apparatus for spiral pipe and pipe-forming method thereof27 Jun 2019US 2019/0193324 A1Sekisui Chemical Co., Ltd.
Most cited
By later US patents
- Unidirectional, multi-head fiber placement59US 7,048,024 B2The Boeing Company · 2006
- Automated composite lay-up to an internal fuselage mandrel50US 7,083,698 B2The Boeing Company · 2006
- Means for centrifugally casting a plastic tubular member39US 3,957,410 AGoldsworthy Engineering, Inc. · 1976
- Method for lining the inner surface of a cylindrical or domed cylindrical member with an elastomeric material29US 4,959,110 AMorton Thiokol, Inc. · 1990
- Method and apparatus for making wire reinforced hose25US 4,294,636 ADayco Corporation · 1981