B31B 2110/20
Shape of rigid or semi-rigid containers: having a curved cross section
Official title: having a curved cross section, e.g. circular
B31B2110/20 (Shape of rigid or semi-rigid containers: having a curved cross section) appears on 232 US grants and 186 published applications in this corpus.
Search patents in B31B- Granted patents
- 232
- Published applications
- 186
- Assignees
- 105
- Inventors
- 342
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 10 | 0 |
| 1997 | 25 | 0 |
| 1998 | 12 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 3 |
| 2002 | 4 | 6 |
| 2003 | 5 | 3 |
| 2004 | 3 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 2 | 5 |
| 2008 | 0 | 2 |
| 2009 | 4 | 3 |
| 2010 | 1 | 4 |
| 2011 | 2 | 4 |
| 2012 | 1 | 14 |
| 2013 | 3 | 6 |
| 2014 | 2 | 10 |
| 2015 | 8 | 8 |
| 2016 | 6 | 10 |
| 2017 | 13 | 12 |
| 2018 | 6 | 11 |
| 2019 | 11 | 7 |
| 2020 | 8 | 10 |
| 2021 | 9 | 8 |
| 2022 | 2 | 6 |
| 2023 | 6 | 18 |
| 2024 | 6 | 10 |
| 2025 | 13 | 16 |
| 2026 | 10 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Paperboard pressing tool8 Sep 2026US 12,728,612 B1Brown LLC
- Method for making a package in sheet material8 Sep 2026US 12,728,613 B2Soremartec S.A.
- Paperboard container with sidewall features and method of manufacturing thereof28 Jul 2026US 12,690,704 B2Dart Container Corporation
- Method for manufacturing paper container30 Jun 2026US 12,668,035 B2Taiwan Chemwell Industrial Co., Ltd.
- Method for dry-forming a cellulose bottle, cellulose bottle forming unit and cellulose bottle19 May 2026US 12,629,911 B2PulPac AB
- Method and apparatus for forming containers20 Aug 2026US 2026/0241659 A1
- Disposable food container13 Aug 2026US 2026/0232120 A1GPCP IP Holdings LLC
- Method of producing a packaging container, a packaging container and a curling tool6 Aug 2026US 2026/0225753 A1GPI Systems AB
- Capsule intended for receiving a substance for preparing a beverage, and production method14 May 2026US 2026/0131964 A1Brain Corporation
- A method for manufacturing a cellulose product and a cellulose product7 May 2026US 2026/0124784 A1PulPac AB
Most cited
By later US patents
- Article forming system696US 4,773,182 AHighland Supply Corporation · 1988
- Apparaus of making a flower pot or flower pot cover with controlled pleats374US 5,073,161 AHighland Supply Corporation · 1991
- Flower pot or flower pot cover having connected and unconnected segments in the skirt341US 5,152,100 AHighland Supply Corporation · 1992
- Covering for flower pot and floral grouping266US 5,307,606 AHighland Supply Corporation · 1994
- Articles of manufacture fashioned from sheets having a highly inorganically filled organic polymer matrix171US 5,506,046 AE. Khashoggi Industries · 1996