B66D 3/08
Arrangements of sheaves
B66D3/08 (Arrangements of sheaves) appears on 54 US grants and 51 published applications in this corpus.
Search patents in B66D- Granted patents
- 54
- Published applications
- 51
- Assignees
- 44
- Inventors
- 113
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 3 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 5 |
| 2019 | 7 | 6 |
| 2020 | 8 | 6 |
| 2021 | 3 | 3 |
| 2022 | 6 | 3 |
| 2023 | 4 | 4 |
| 2024 | 2 | 2 |
| 2025 | 3 | 5 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Block and tackle assembly for bladder anchor17 Mar 2026US 12,576,948 B1Hotwire Development, LLC
- Double pulley, rescue device comprising such double pulley and method for using such rescue device30 Sep 2025US 12,428,273 B2Zedel
- Double-reeved lifting device with an improved pawl-locking mechanism29 Jul 2025US 12,371,308 B2Manitowoc Crane Group France SAS
- Enhanced lift assist device8 Apr 2025US 12,270,212 B2Construction Robotics, LLC
- Frame for trenchless pipe replacement system and method29 Oct 2024US 12,129,936 B2TT Technologies, Inc.
- Wind turbine mounted crane1 Oct 2026US 2026/0296845 A1Liftra IP Aps
- Frame for trenchless pipe replacement system and method1 Oct 2026US 2026/0298370 A1TT Technologies, Inc.
- Hoist system6 Aug 2026US 2026/0225863 A1
- Lifting assembly11 Jun 2026US 2026/0159322 A1Ocado Innovation Limited
- Arborist block27 Feb 2025US 2025/0063999 A1Harken, Inc.
Most cited
By later US patents
- Adjustable, collapsible and portable game hoist33US 7,913,980 B12011
- Flexible flat rope sheave assembly with separate shoulder and flange surfaces having varying friction properties19US 6,405,833 B1Otis Elevator Company · 2002
- Rubber-lagged sheave16US 4,441,692 AWyrepak Industries, Inc. · 1984
- Self-camming pulley16US 7,419,138 B1CMC Rescue, Inc. · 2008
- Lifting hook assembly establishing lifting hook posture detection carrier, and crane12US 9,856,118 B12018