F16B 33/02
Shape of thread
Official title: Shape of thread; Special thread-forms ({F16B25/00 takes precedence; used to remove paint or dirt layers F16B35/007, F16B37/002}; used as screw-locking device F16B39/30)
F16B33/02 (Shape of thread) appears on 451 US grants and 509 published applications in this corpus.
Search patents in F16B- Granted patents
- 451
- Published applications
- 509
- Assignees
- 309
- Inventors
- 865
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 10 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 12 | 0 |
| 1997 | 6 | 0 |
| 1998 | 14 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 4 |
| 2002 | 13 | 12 |
| 2003 | 6 | 16 |
| 2004 | 9 | 20 |
| 2005 | 11 | 18 |
| 2006 | 11 | 18 |
| 2007 | 8 | 24 |
| 2008 | 8 | 23 |
| 2009 | 3 | 19 |
| 2010 | 9 | 10 |
| 2011 | 9 | 10 |
| 2012 | 9 | 10 |
| 2013 | 14 | 9 |
| 2014 | 15 | 16 |
| 2015 | 15 | 22 |
| 2016 | 10 | 19 |
| 2017 | 15 | 21 |
| 2018 | 14 | 29 |
| 2019 | 23 | 30 |
| 2020 | 25 | 22 |
| 2021 | 20 | 58 |
| 2022 | 17 | 35 |
| 2023 | 24 | 18 |
| 2024 | 25 | 20 |
| 2025 | 9 | 12 |
| 2026 | 11 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Threaded fastener15 Sep 2026US 12,736,078 B2
- Threaded fastener18 Aug 2026US 12,710,069 B2Goodrich Actuation Systems Limited
- Cover for high voltage electrical connector4 Aug 2026US 12,700,684 B2Burndy Corporation
- Threaded fastener30 Jun 2026US 12,669,144 B2
- Multi-piece fastener comprising a tapered threaded portion and method of fastening2 Jun 2026US 12,644,483 B2Howmet Aerospace Inc.
- Components, assemblies, systems, and methods providing enhanced reliability of connections between components of high-power pumps1 Oct 2026US 2026/0298279 A1Vulcan Industrial Holdings, LLC
- Wheel component for a bicycle27 Aug 2026US 2026/0249642 A1Dt Swiss Inc.
- Ceramic matrix composite fasteners and fastener systems and methods of forming ceraminc composite matrix (cmc) fasteners and fastener systems6 Aug 2026US 2026/0226934 A1General Electric Company
- Fastener23 Jul 2026US 2026/0210394 A1
- Fastener, fastener system, and method of forming the fastener23 Jul 2026US 2026/0210396 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Bone screw552US 6,585,740 B2Synthes USA, LLC · 2003
- Interference screw276US 6,589,245 B1KARL STORZ GmbH&Co.KG · 2003
- Externally threaded bodies for use as taps or screws237US 5,643,269 A1997
- Roofing fastening device213US 5,143,498 A1992
- Helical interlocking mating guide and advancement structure196US 6,726,689 B22004