E05F 15/641
Operated by friction wheels
Official title: operated by friction wheels
E05F15/641 (Operated by friction wheels) appears on 27 US grants and 33 published applications in this corpus.
Search patents in E05F- Granted patents
- 27
- Published applications
- 33
- Assignees
- 25
- Inventors
- 66
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 0 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 3 |
| 2018 | 1 | 4 |
| 2019 | 1 | 1 |
| 2020 | 2 | 3 |
| 2021 | 2 | 0 |
| 2022 | 1 | 4 |
| 2023 | 1 | 2 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lift- and-slide handle assembly24 Mar 2026US 12,584,348 B2Autoslide Pty Ltd
- Restroom door assembly14 Jan 2025US 12,196,020 B2Sloan Valve Company
- Drive unit for moving a door24 Oct 2023US 11,795,752 B2Wheel.Me AS
- Gate opening and closing assembly4 Jan 2022US 11,215,003 B2
- Actuatable sliding panel assembly; retrofit kit and method for retrofitting a sliding panel for mechanically assisted movement between open and closed positions6 Jul 2021US 11,053,726 B2
- Sliding door track with soft close25 Jul 2024US 2024/0247527 A1ASSA ABLOY Access and Egress Hardware Group, Inc.
- Lift-and-slide handle assembly14 Sep 2023US 2023/0287730 A1Autoslide Pty Ltd
- Restroom Door Assembly13 Apr 2023US 2023/0115129 A1Sloan Valve Company
- Wormscrew for displacement of wheel10 Nov 2022US 2022/0355618 A1Wheel.Me AS
- Sliding door operator system21 Jul 2022US 2022/0228416 A1Assa Abloy Entrance Systems AB
Most cited
By later US patents
- Self-closing fire door47US 5,355,927 AMcKeon Rolling Steel Door Co., Inc. · 1994
- Self-closing fire door36US 5,542,460 AMcKeon Rolling Steel Door Co., Inc. · 1996
- Security enclosure and gate system33US 4,858,383 A1989
- Door drive23US 5,852,897 AInventio AG · 1998
- Ceiling track system for guiding wall elements18US 8,584,317 B2Dorma GmbH + Co. KG · 2013