B29C 48/901
Of hollow bodies
Official title: {of hollow bodies}
B29C48/901 (Of hollow bodies) appears on 460 US grants and 296 published applications in this corpus.
Search patents in B29C- Granted patents
- 460
- Published applications
- 296
- Assignees
- 257
- Inventors
- 721
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 14 | 0 |
| 1978 | 15 | 0 |
| 1979 | 7 | 0 |
| 1980 | 7 | 0 |
| 1981 | 9 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 10 | 0 |
| 1988 | 10 | 0 |
| 1989 | 13 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 12 | 0 |
| 1993 | 9 | 0 |
| 1994 | 13 | 0 |
| 1995 | 10 | 0 |
| 1996 | 14 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 8 | 0 |
| 2000 | 15 | 0 |
| 2001 | 18 | 7 |
| 2002 | 14 | 17 |
| 2003 | 9 | 14 |
| 2004 | 13 | 13 |
| 2005 | 11 | 20 |
| 2006 | 10 | 33 |
| 2007 | 10 | 17 |
| 2008 | 12 | 17 |
| 2009 | 10 | 14 |
| 2010 | 16 | 9 |
| 2011 | 9 | 8 |
| 2012 | 6 | 14 |
| 2013 | 3 | 12 |
| 2014 | 11 | 7 |
| 2015 | 8 | 13 |
| 2016 | 9 | 4 |
| 2017 | 3 | 6 |
| 2018 | 10 | 10 |
| 2019 | 6 | 6 |
| 2020 | 0 | 10 |
| 2021 | 7 | 9 |
| 2022 | 5 | 13 |
| 2023 | 13 | 2 |
| 2024 | 6 | 9 |
| 2025 | 8 | 7 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for extruding and labelling a cylindrical product5 May 2026US RE50,879 E1Aisapack Holding S.A.
- Blown-form identification in a blown film system10 Feb 2026US 12,544,967 B2Windmoller & Holscher
- Apparatus for the production of inline stretched tubular foils by blowing process10 Feb 2026US 12,544,971 B2Windmoller & Holscher
- Process for preparing fiber reinforced polyvinyl chloride composition and products30 Dec 2025US 12,509,563 B2Steer Engineering Private Limited
- Extrusion device and extrusion method30 Sep 2025US 12,427,708 B2Exelliq Austria GmbH
- Method and device for checking an extrusion apparatus16 Jul 2026US 2026/0200161 A1Sikora AG
- Tempering device and blown film line with a tempering device16 Apr 2026US 2026/0102960 A1Kdesign GmbH
- Melt cooler, installation for moulding plastics and method for cooling a melt2 Apr 2026US 2026/0091544 A1Reifenhauser GmbH & Co. Maschinenfabrik
- Process for preparing fiber reinforced polyvinyl chloride composition and products26 Mar 2026US 2026/0085162 A1Steer Engineering Private Limited
- Method and blown film line for controlling a blown film line29 Jan 2026US 2026/0027762 A1Kdesign GmbH
Most cited
By later US patents
- Method for making a tubular product, especially a catheter, and article made thereby168US 6,017,335 A2000
- Method of making a catheter120US 4,764,324 A1988
- Double-walled tube assembly112US 4,906,496 ASMS Corporation · 1990
- Method of molding balloon catheters employing microwave energy112US 6,979,420 B2SciMed Life Systems, Inc. · 2005
- Foamed thermoplastic polymer and wood fiber profile and member100US 6,054,207 AAndersen Corporation · 2000