B29C 53/20
Of tubes
Official title: of tubes
B29C53/20 (Of tubes) appears on 65 US grants and 43 published applications in this corpus.
Search patents in B29C- Granted patents
- 65
- Published applications
- 43
- Assignees
- 53
- Inventors
- 109
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 2 |
| 2006 | 2 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 2 | 1 |
| 2012 | 4 | 2 |
| 2013 | 2 | 2 |
| 2014 | 1 | 2 |
| 2015 | 3 | 4 |
| 2016 | 2 | 1 |
| 2017 | 4 | 4 |
| 2018 | 2 | 5 |
| 2019 | 3 | 0 |
| 2020 | 3 | 2 |
| 2021 | 1 | 0 |
| 2022 | 2 | 4 |
| 2023 | 1 | 0 |
| 2024 | 3 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sleeve for medical device assembly7 Jul 2026US 12,673,142 B2W. L. Gore & Associates, Inc.
- Method for manufacturing structure and structure10 Sep 2024US 12,083,752 B2Graphite Design Inc.
- Method for manufacturing a housing for a turbine engine and tools for the implementation thereof21 May 2024US 11,988,107 B2Safran Aircraft Engines
- Sleeve for medical device assembly5 Mar 2024US 11,918,708 B2W. L. Gore & Associates, Inc.
- Radial compression packaging of a flexible duct1 Aug 2023US 11,713,902 B2Quietflex Manufacturing Co., LP
- Process for manufacturing copper conduits for air conditioning systems with improved anti-corrosive performance17 Apr 2025US 2025/0122970 A1Ebrille S.R.L.
- Sleeve for medical device assembly23 May 2024US 2024/0165305 A1W. L. Gore & Associates, Inc.
- Method for manufacturing structure and structure15 Sep 2022US 2022/0288872 A1Graphite Design Inc.
- Method for manufacturing a housing for a turbine engine and tools for the implementation thereof25 Aug 2022US 2022/0268175 A1Safran Aircraft Engines
- Radial compression packaging of a flexible duct11 Aug 2022US 2022/0252296 A1Quietflex Manufacturing Co., LP
Most cited
By later US patents
- Labeling apparatus41US 4,412,876 AAutomated Packaging Systems, Inc. · 1983
- Abrasion resistant sleeve for flat substrates40US 4,862,922 AThe Bentley-Harris Manufacturing Company · 1989
- Apparatus for deforming plastic tubing for lining pipe25US 4,998,871 APipe Liners, Inc. · 1991
- Pipe lining process24US 5,091,137 APipe Liners, Inc. · 1992
- Portable seam welding machine for thermoplastic sheets23US 4,533,423 AG.R. Systems, Inc. · 1985