B29C 63/42
Using tubular layers or sheathings
Official title: using tubular layers or sheathings
B29C63/42 (Using tubular layers or sheathings) appears on 341 US grants and 255 published applications in this corpus.
Search patents in B29C- Granted patents
- 341
- Published applications
- 255
- Assignees
- 207
- Inventors
- 665
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 18 | 0 |
| 1978 | 10 | 0 |
| 1979 | 3 | 0 |
| 1980 | 10 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 9 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 9 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 3 |
| 2002 | 6 | 8 |
| 2003 | 7 | 4 |
| 2004 | 7 | 7 |
| 2005 | 2 | 6 |
| 2006 | 1 | 10 |
| 2007 | 4 | 5 |
| 2008 | 1 | 10 |
| 2009 | 0 | 7 |
| 2010 | 5 | 11 |
| 2011 | 3 | 9 |
| 2012 | 9 | 15 |
| 2013 | 6 | 15 |
| 2014 | 8 | 16 |
| 2015 | 10 | 14 |
| 2016 | 16 | 13 |
| 2017 | 11 | 11 |
| 2018 | 8 | 20 |
| 2019 | 12 | 14 |
| 2020 | 12 | 19 |
| 2021 | 10 | 10 |
| 2022 | 10 | 10 |
| 2023 | 8 | 5 |
| 2024 | 12 | 4 |
| 2025 | 7 | 6 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Non-crosslinked heat shrink tubing11 Nov 2025US 12,466,118 B2Zeus Co., Ltd.
- Athletic equipment shaft protective heat-shrink sheath7 Oct 2025US 12,434,120 B1Caddy Wrap LLC
- Tube body intermediate30 Sep 2025US 12,429,150 B2Hitachi Astemo, Ltd.
- Athletic equipment heat-shrink sheath thermal chamber2 Sep 2025US 12,403,645 B1Caddy Wrap LLC
- Tag attachment by shrink film1 Jul 2025US 12,347,343 B2Bedford Industries, Inc.
- Heat shrink tube26 Mar 2026US 2026/0083882 A1Zeus Co., Ltd.
- Non-crosslinked heat shrink tubing5 Mar 2026US 2026/0061688 A1Zeus Co., Ltd.
- Device for arranging a sleeve-like covering around a product and a spreading device for use therein8 Jan 2026US 2026/0008578 A1
- Athletic equipment shaft protective heat-shrink sheath11 Dec 2025US 2025/0375682 A1Caddy Wrap LLC
- Athletic equipment heat-shrink sheath thermal chamber11 Dec 2025US 2025/0375935 A1Caddy Wrap LLC
Most cited
By later US patents
- Method for fabrication of a medical electrode140US 4,934,049 AMedtronic, Inc. · 1990
- Method of making radio-opaque tipped, sleeved guidewire and product105US 5,368,048 A1994
- Composite flexible conduit assembly84US 5,143,122 ABundy Corporation · 1992
- Process for producing printed container for food packaging56US 5,078,817 ASumitomo Bakelite Co., Ltd. · 1992
- Filter element and method of making a filter element55US 4,838,905 ADomnick Hunter Filters Limited · 1989