F16B 35/04
Screw-bolts: with specially-shaped head or shaft in order to fix the bolt
Official title: with specially-shaped head or shaft in order to fix the bolt on or in an object (locking the bolt against turning in the object by the use of accessory parts F16B39/00)
F16B35/04 (Screw-bolts: with specially-shaped head or shaft in order to fix the bolt) appears on 1,638 US grants and 1,722 published applications in this corpus.
Search patents in F16B- Granted patents
- 1,638
- Published applications
- 1,722
- Assignees
- 941
- Inventors
- 3,030
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 11 | 0 |
| 1978 | 11 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 12 | 0 |
| 1982 | 10 | 0 |
| 1983 | 13 | 0 |
| 1984 | 14 | 0 |
| 1985 | 20 | 0 |
| 1986 | 17 | 0 |
| 1987 | 21 | 0 |
| 1988 | 25 | 0 |
| 1989 | 30 | 0 |
| 1990 | 37 | 0 |
| 1991 | 22 | 0 |
| 1992 | 16 | 0 |
| 1993 | 21 | 0 |
| 1994 | 15 | 0 |
| 1995 | 15 | 0 |
| 1996 | 16 | 0 |
| 1997 | 15 | 0 |
| 1998 | 26 | 0 |
| 1999 | 16 | 0 |
| 2000 | 28 | 0 |
| 2001 | 30 | 6 |
| 2002 | 39 | 33 |
| 2003 | 25 | 61 |
| 2004 | 35 | 69 |
| 2005 | 28 | 66 |
| 2006 | 28 | 51 |
| 2007 | 25 | 74 |
| 2008 | 23 | 68 |
| 2009 | 24 | 86 |
| 2010 | 40 | 70 |
| 2011 | 38 | 51 |
| 2012 | 52 | 50 |
| 2013 | 53 | 55 |
| 2014 | 66 | 71 |
| 2015 | 64 | 80 |
| 2016 | 44 | 69 |
| 2017 | 63 | 67 |
| 2018 | 53 | 80 |
| 2019 | 66 | 89 |
| 2020 | 79 | 92 |
| 2021 | 67 | 119 |
| 2022 | 47 | 74 |
| 2023 | 65 | 72 |
| 2024 | 68 | 71 |
| 2025 | 53 | 61 |
| 2026 | 36 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Implantable screw and methods for use15 Sep 2026US 12,733,958 B2Rensselaer Polytechnic Institute
- Flywheel15 Sep 2026US 12,736,107 B2Levistor Ltd
- Fastener system with enhanced wear resistance features for abrasive environments1 Sep 2026US 12,723,614 B1Kooima Ag, Inc.
- Rapid installation screw with radially expanding threads1 Sep 2026US 12,723,615 B2SanDisk Technologies LLC
- Ring joint assembly for connecting objects on same or different planes and a system thereof18 Aug 2026US 12,710,066 B2
- Fasteners, fastener arrangements and tools for application and/or release of fasteners8 Oct 2026US 2026/0309181 A1Engentus Pty Ltd
- Bolt with wear protection24 Sep 2026US 2026/0287003 A1Caterpillar Inc.
- System and method for the spaced-apart fastening of curtain walling panels10 Sep 2026US 2026/0266049 A1EJOT GmbH & Co. KG
- Hidden recess furniture screw and driver system10 Sep 2026US 2026/0266325 A1
- Fastening system with sealing arrangement3 Sep 2026US 2026/0258829 A1Acument Intellectual Properties, LLC
Most cited
By later US patents
- Bone screw552US 6,585,740 B2Synthes USA, LLC · 2003
- Fixation assembly for orthopedic applications507US 5,931,838 A1999
- Suture anchor461US 5,573,548 AZimmer, Inc. · 1996
- Device and method for selectively preventing the locking of a shape-memory alloy coupling system456US 6,273,888 B1SDGI Holdings, Inc. · 2001
- Bone screw248US 5,019,079 AZimmer, Inc. · 1991