B31C 11/04
Machinery for winding combined with other machinery: for applying impregnating by coating-substances
Official title: for applying impregnating by coating-substances during the winding
B31C11/04 (Machinery for winding combined with other machinery: for applying impregnating by coating-substances) appears on 23 US grants and 24 published applications in this corpus.
Search patents in B31C- Granted patents
- 23
- Published applications
- 24
- Assignees
- 21
- Inventors
- 64
- Latest grant
- 27 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 3 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 4 |
| 2022 | 4 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Convolute cardboard tube, apparatus and method for manufacturing the same27 Aug 2024US 12,071,317 B2Abzac Canada Inc.
- System for producing lengths of tube comprising helically wound strips6 Jun 2023US 11,667,098 B2Imatec—Innovative Machine Technology S.A R.L
- Box and method of constructing the same6 Dec 2022US 11,518,132 B2Dome Zero Inc
- Convolute cardboard tube, apparatus and method for manufacturing the same28 Jun 2022US 11,370,628 B1Abzac Canada Inc.
- Method for manufacturing paper straw24 May 2022US 11,338,539 B2Hou Jing Sheng Jinghua Co., Ltd.
- Paper supports for confectionery products and method fo preparation thereof13 Aug 2026US 2026/0234873 A1Perfetti Van Melle S.P.A.
- Ovality Resistance of a Spirally Wound Fiber Tube5 Feb 2026US 2026/0035204 A1Sonoco Development, Inc.
- Convolute cardboard tube, apparatus and method for manufacturing the same20 Apr 2023US 2023/0119158 A1Abzac Canada Inc.
- System for producing lengths of tube comprising helically wound strips30 Dec 2021US 2021/0402728 A1Imatec—Innovative Machine Technology S.A R.L
- Box and method of constructing the same14 Oct 2021US 2021/0316522 A1Dome Zero Inc
Most cited
By later US patents
- One-way lightweight pallet21US 5,448,956 AVisy Board Properties Pty. Ltd. · 1995
- Apparatus and method for forming lightweight pallets15US 5,797,832 AVisy Paper PTY Ltd · 1998
- Partially adhered tube and methods and apparatus for manufacturing same10US 7,331,504 B2Sonoco Development, Inc. · 2008
- Concrete column forming tube having a smooth inside coated surface6US 5,874,016 ASonoco Products Company · 1999
- Water-resistant wound paperboard tube4US 7,842,362 B2Sonoco Development, Inc. · 2010