B31F 1/0054
Using internal forming surfaces
Official title: {using internal forming surfaces, e.g. mandrels}
B31F1/0054 (Using internal forming surfaces) appears on 13 US grants and 3 published applications in this corpus.
Search patents in B31F- Granted patents
- 13
- Published applications
- 3
- Assignees
- 12
- Inventors
- 21
- Latest grant
- 20 Oct 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method for preparing paper cup20 Oct 2015US 9,162,790 B2Shanghai Xinyu Paper Cup Co., Ltd.
- Apparatus and process for preparing belts25 Sep 1990US 4,959,109 AXerox Corporation
- High density, moisture resistant mica cylinders22 Jul 1986US 4,601,931 AEssex Group, Inc.
- Heat-sealable coated paper container and method of manufacture15 Oct 1985US 4,546,911 AMichael Hoerauf Maschinenfabrik GmbH & Co. KG
- Apparatus for making cup of surface protected paperboard5 Jun 1984US 4,452,596 AMichael Horauf Maschinenfabrik GmbH & Co. KG
- Machine for making packages for liquid or pasty products and the relative method for making packages30 Jan 2025US 2025/0033311 A1I,M.A. Industria Macchine Automatiche S.p.A.
- Paper cup and method for preparing the same31 Dec 2015US 2015/0375890 A1Shanghai Xinyu Paper Cup Co., Ltd.
- Paper cup and method for preparing the same11 Jul 2013US 2013/0175267 A1Shanghai Xinyu Paper Cup Co., Ltd.
Most cited
By later US patents
- Apparatus for making cup of surface protected paperboard93US 4,452,596 AMichael Horauf Maschinenfabrik GmbH & Co. KG · 1984
- Blank wrapping mechanism for non-cylindrical container-making machines45US 4,349,345 APaper Machinery Corporation · 1982
- Apparatus for making packaging sleeves29US 4,242,949 ASIG Schweizerische Industrie-Gesellschaft · 1981
- Method and apparatus for forming a container for liquids27US 4,331,434 APneumatic Scale Corporation · 1982
- Apparatus and process for preparing belts20US 4,959,109 AXerox Corporation · 1990