B29C 44/26
Using several expanding steps
Official title: using several expanding steps
B29C44/26 (Using several expanding steps) appears on 28 US grants and 25 published applications in this corpus.
Search patents in B29C- Granted patents
- 28
- Published applications
- 25
- Assignees
- 25
- Inventors
- 73
- Latest grant
- 6 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 2 | 2 |
| 2015 | 0 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 3 |
| 2018 | 0 | 4 |
| 2019 | 2 | 2 |
| 2020 | 2 | 2 |
| 2021 | 3 | 0 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Microcellular foam sheet and processes of making and using6 Feb 2024US 11,890,792 B2Dart Container Corporation
- Seal for a vacuum material lifter6 Dec 2022US 11,519,506 B2Vacuworx Global, LLC
- Extrusion grade perlite reinforced polypropylene polymer11 Oct 2022US 11,465,570 B2Ford Global Technologies, LLC
- Microcellular foam sheet and processes of making and using23 Nov 2021US 11,179,871 B2Dart Container Corporation
- Seal for a vacuum material lifter3 Aug 2021US 11,078,051 B2Vacuworx Global, LLC
- Seal For A Vacuum Material Lifter10 Mar 2022US 2022/0073317 A1Vacuworx Global, LLC
- Microcellular foam sheet and processes of making and using19 Nov 2020US 2020/0361127 A1Dart Container Corporation
- Extrusion grade perlite reinforced polypropylene polymer25 Jun 2020US 2020/0198555 A1Ford Global Technologies, LLC
- Seal For A Vacuum Material Lifter28 Nov 2019US 2019/0360592 A1Vacuworx Global, LLC
- Microcellular foam sheet and processes of making and using18 Apr 2019US 2019/0111593 A1Dart Container Corporation
Most cited
By later US patents
- Mechanically embossed resilient laminar floor material28US 3,953,639 AArmstrong Cork Company · 1976
- Foamable article22US 8,679,607 B23M Innovative Properties Company · 2014
- Method for making shaped members using a foam froth20US 5,653,923 AOwens Corning Fiberglas Technology, Inc. · 1997
- Apparatus for molding a continuous foamed plastic element19US 5,792,481 APlastedil S.A. · 1998
- Adjustable wall apparatus for molding a continuous foamed plastics element14US 6,045,350 APlastedil S.A. · 2000