F16G 1/21
Built-up from superimposed layers
Official title: built-up from superimposed layers, e.g. zig-zag folded
F16G1/21 (Built-up from superimposed layers) appears on 19 US grants and 18 published applications in this corpus.
Search patents in F16G- Granted patents
- 19
- Published applications
- 18
- Assignees
- 18
- Inventors
- 51
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 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 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 3 |
| 2016 | 1 | 0 |
| 2017 | 2 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 3 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power transmission belt and related transmission system14 Jul 2026US 12,680,595 B2Dayco Europe S.R.L.
- Toothed power transmission belt for use in oil1 Apr 2025US 12,264,723 B2The Gates Corporation
- V-ribbed belt and use thereof10 Sep 2024US 12,085,143 B2Mitsuboshi Belting Ltd.
- Endless belt, belt unit, and image forming apparatus12 Dec 2023US 11,841,651 B2FUJIFILM Business Innovation Corp.
- Electrically conductive belt29 Mar 2022US 11,287,013 B2The Timken Company
- Power transmission belt and related transmission system10 Jul 2025US 2025/0224017 A1Dayco Europe S.R.L.
- Transmission belt for lens19 Dec 2024US 2024/0418238 A1Tilta Inc.
- Endless belt, belt unit, and image forming apparatus3 Aug 2023US 2023/0244160 A1FUJIFILM Business Innovation Corp.
- Toothed power transmission belt for use in oil9 Mar 2023US 2023/0076730 A1The Gates Corporation
- Synchronous belt fabric treatment and belt23 Feb 2023US 2023/0057811 A1The Gates Corporation
Most cited
By later US patents
- Three-ply belting material24US 4,371,580 AMorrison Company, Inc. · 1983
- Mechanical drive with multi-ply tape12US 4,813,292 AMaxaxam Corporation · 1989
- Method of producing laminated metal belt11US 5,152,047 ASumitomo Metal Industries, Ltd. · 1992
- Flexible composites and applications including the flexible composites9US 7,153,792 B2Saint-Gobain Performance Plastics Corporation · 2006
- Method and apparatus for forming fabrics and fabrics made by the method4US 7,196,025 B2Saint-Gobain Performance Plastics Corporation · 2007