B29C 61/08
By stretching tubes
Official title: by stretching tubes {(in general B29C55/22, B29C55/28)}
B29C61/08 (By stretching tubes) appears on 77 US grants and 43 published applications in this corpus.
Search patents in B29C- Granted patents
- 77
- Published applications
- 43
- Assignees
- 63
- Inventors
- 187
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 3 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 2 | 2 |
| 2008 | 2 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 4 |
| 2011 | 2 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 3 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 5 |
| 2020 | 2 | 3 |
| 2021 | 4 | 3 |
| 2022 | 1 | 3 |
| 2023 | 2 | 0 |
| 2024 | 1 | 5 |
| 2025 | 3 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat-shrinkable tube having tearable properties28 Oct 2025US 12,454,093 B2Junkosha Inc.
- Heat-shrinkable tube, heat-shrinkable sheet, connector, and method for manufacturing heat-shrinkable tube15 Jul 2025US 12,362,552 B2Sumitomo Electric Fine Polymer, Inc.
- Method of manufacturing a heat-shrink elastomeric element7 Jan 2025US 12,186,974 B2Board of Regents, The University of Texas System
- Method and preform for forming a device comprising a shape memory polymer18 Jun 2024US 12,011,869 B2IP2Ipo Innovations Limited
- Thermoplastic fluororesin tube31 Oct 2023US 11,802,199 B2Gunze Limited
- Heat shrink tube26 Mar 2026US 2026/0083882 A1Zeus Co., Ltd.
- Heat-Shrinkable Tube Having Tearable Properties29 Jan 2026US 2026/0027767 A1Junkosha Inc.
- Thermoplastic fluororesin tube14 Nov 2024US 2024/0376304 A1Gunze Limited
- A method12 Sep 2024US 2024/0300164 A1
- A device and a method5 Sep 2024US 2024/0295049 A1
Most cited
By later US patents
- Heat-shrinkable laminate92US 4,035,534 ARaychem Corporation · 1977
- Heat-shrinkable laminate film59US 4,424,243 AKureha Kagaku Kogyo Kabushiki Kaisha · 1984
- Method of continuously producing heat shrinkable amorphous polystyrene foam layer55US 4,486,366 AOwens-Illinois, Inc. · 1984
- Method of using a shape memory material as a mandrel for composite part manufacturing51US 7,422,714 B1Cornerstone Research Group, Inc. · 2008
- Sheet for forming sleeve and process for producing the same49US 4,463,861 ASekisui Kaseihin Kogyo Kabushiki Kaisha · 1984