B29C 66/853
Machines for changing web rolls or filaments
Official title: {Machines for changing web rolls or filaments, e.g. for joining a replacement web to an expiring web}
B29C66/853 (Machines for changing web rolls or filaments) appears on 48 US grants and 46 published applications in this corpus.
Search patents in B29C- Granted patents
- 48
- Published applications
- 46
- Assignees
- 40
- Inventors
- 110
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 4 |
| 2004 | 3 | 3 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 3 |
| 2008 | 3 | 0 |
| 2009 | 1 | 3 |
| 2010 | 0 | 7 |
| 2011 | 2 | 3 |
| 2012 | 4 | 3 |
| 2013 | 1 | 0 |
| 2014 | 2 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 3 |
| 2019 | 1 | 3 |
| 2020 | 2 | 1 |
| 2021 | 4 | 2 |
| 2022 | 3 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Production apparatus for producing a fiber-reinforced resin and a production method for producing a fiber-reinforced resin23 Jun 2026US 12,661,830 B2Mitsui Chemicals, Inc.
- Device for providing a tubular foil11 Mar 2025US 12,246,492 B2Sleeve Technology, B.V
- Method for measuring overlaps in prepreg materials23 Aug 2022US 11,420,399 B2The Boeing Company
- Assembly to manufacture a roll of prepreg material16 Aug 2022US 11,413,789 B2The Boeing Company
- Joint tape, method and apparatus for connection of packing film utilizing the same8 Mar 2022US 11,267,204 B2Taisei Lamick Co., Ltd.
- Device and method for connecting an end of a first foil and an end of a second foil30 Jul 2026US 2026/0216962 A1Fuji Seal International, Inc.
- Shrink-wrapping machine25 Jun 2026US 2026/0176010 A1A.C.M.I.-Societa'Per Azioni
- Material joining device and method16 Oct 2025US 2025/0319668 A1The Steelastic Company
- Production apparatus for producing a fiber-reinforced resin and a production method for producing a fiber-reinforced resin30 May 2024US 2024/0173895 A1Mitsui Chemicals, Inc.
- Device for providing a tubular foil8 Jun 2023US 2023/0173765 A1Sleeve Technology, B.V
Most cited
By later US patents
- Apparatus for continuously unwinding a plurality of rolled-up tapes58US 5,273,228 AShikoku Kakoki Co., Ltd. · 1993
- Device for butt splicing webs29US 3,939,031 AFuji Photo Film Co., Ltd. · 1976
- Heat splicing of thermoplastic film29US 5,514,237 AThe Procter & Gamble Company · 1996
- Device for joining films of heat-shrinkable plastic material in a machine using said film25US 5,411,223 AOcme S.R.L. · 1995
- Apparatus and method for joining webs23US 4,526,638 AHurley Moate Engineering Company Limited · 1985