B23B 31/1122
Using cylindrical threads
Official title: {using cylindrical threads}
B23B31/1122 (Using cylindrical threads) appears on 75 US grants and 61 published applications in this corpus.
Search patents in B23B- Granted patents
- 75
- Published applications
- 61
- Assignees
- 48
- Inventors
- 109
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 3 |
| 2004 | 2 | 2 |
| 2005 | 4 | 2 |
| 2006 | 3 | 4 |
| 2007 | 0 | 2 |
| 2008 | 2 | 4 |
| 2009 | 3 | 3 |
| 2010 | 2 | 3 |
| 2011 | 3 | 5 |
| 2012 | 1 | 2 |
| 2013 | 3 | 4 |
| 2014 | 5 | 4 |
| 2015 | 1 | 2 |
| 2016 | 1 | 3 |
| 2017 | 3 | 4 |
| 2018 | 5 | 1 |
| 2019 | 2 | 2 |
| 2020 | 2 | 2 |
| 2021 | 0 | 1 |
| 2022 | 3 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Multi-part modular tool16 Dec 2025US 12,496,640 B2Franken GmbH & Co. KG Fabrik FüR PräZisionswerkzeuge
- Tool for machining a workpiece31 Oct 2023US 11,801,562 B2Hartmetall-Werkzeugfabrik Paul Hom GmbH
- Assembling and centering structure for processing tool27 Sep 2022US 11,453,067 B2Yih Troun Enterprise Co., Ltd.
- Replaceable cutting head having external thread with concavely curved root and rotary cutting tool30 Aug 2022US 11,426,803 B2Iscar, Ltd.
- Assembly of a reaming tool, consisting of clamping part, reaming bit and a dismantling key and method of dismantling of the reaming tool25 Dec 2025US 2025/0387841 A1FINAL Tools a.s.
- Attachment connector member10 Oct 2024US 2024/0335888 A1D'Andrea S.p.A.
- Replaceable cutting head, tool holder and morse taper rotary cutting tool having fastening member2 May 2024US 2024/0139829 A1Iscar, Ltd.
- Tool part for connecting to a tool counter-part, tool counter-part for connecting to a tool part, and tool12 Jan 2023US 2023/0011164 A1Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG
- Multi-Part Modular Tool29 Sep 2022US 2022/0305566 A1Franken GmbH & Co. KG Fabrik FüR PräZisionswerkzeuge
Most cited
By later US patents
- Reamer with interchangeable cutter head49US 5,163,790 APolytool AG · 1992
- Tool for chip removal47US 5,851,094 ASeco Tools AB · 1998
- End mill chucking structure46US 6,394,466 B1Nikken Kosakusho Works Ltd. · 2002
- Tool holder42US 5,593,258 ANikken Kosakusho Works Ltd. · 1997
- Milling tool and cutter head therefor42US 5,964,555 ASeco Tools AB · 1999