B21G 1/00
Making needles used for performing operations
Official title: Making needles used for performing operations (forming heads on pin-like needles B21G3/12; making U-shaped hairpins B21G7/04)
B21G1/00 (Making needles used for performing operations) appears on 247 US grants and 158 published applications in this corpus.
Search patents in B21G- Granted patents
- 247
- Published applications
- 158
- Assignees
- 95
- Inventors
- 366
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 19 | 0 |
| 1996 | 12 | 0 |
| 1997 | 14 | 0 |
| 1998 | 8 | 0 |
| 1999 | 12 | 0 |
| 2000 | 12 | 0 |
| 2001 | 6 | 2 |
| 2002 | 1 | 1 |
| 2003 | 2 | 6 |
| 2004 | 4 | 3 |
| 2005 | 3 | 9 |
| 2006 | 6 | 5 |
| 2007 | 3 | 3 |
| 2008 | 3 | 11 |
| 2009 | 5 | 7 |
| 2010 | 2 | 7 |
| 2011 | 6 | 9 |
| 2012 | 3 | 7 |
| 2013 | 7 | 5 |
| 2014 | 4 | 5 |
| 2015 | 3 | 5 |
| 2016 | 7 | 13 |
| 2017 | 5 | 9 |
| 2018 | 3 | 7 |
| 2019 | 9 | 4 |
| 2020 | 10 | 11 |
| 2021 | 8 | 6 |
| 2022 | 3 | 3 |
| 2023 | 7 | 2 |
| 2024 | 4 | 6 |
| 2025 | 8 | 5 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B21G 1/08Making needles used for performing operations: of hollow needles or needles with143
- B21G 1/02Making needles used for performing operations: of needles with eyes23
- B21G 1/006Special treatments of pins or needles20
- B21G 1/003Needles for special purposes10
- B21G 1/12Securing, cleaning-off burrs, reconditioning polishing, grinding8
- B21G 1/06Making needles used for performing operations: of needles with hook or barb6
- B21G 1/10Equipped with locking means for the material to be drawn through3
Recent patents
- Tire patching kit25 Aug 2026US 12,715,183 B2Nuvalux LLC
- Tire patching kit25 Aug 2026US 12,715,184 B2Nuvalux LLC
- Method for manufacturing insertion guide needle for continuous blood glucose monitoring device14 Oct 2025US 12,440,125 B2I-Sens, Inc.
- Method and system for harvesting biological tissue7 Oct 2025US 12,433,632 B2Medline Industries, Inc.
- Side penetration test apparatus for battery cells and battery cell penetration test method using the same30 Sep 2025US 12,431,548 B2LG Energy Solution, Ltd.
- Tire patching kit8 Oct 2026US 2026/0307343 A1Nuvalux LLC
- Tire patching kit8 Oct 2026US 2026/0307344 A1Nuvalux LLC
- Device for bending and securing surgical needles and related methods and systems7 May 2026US 2026/0124670 A1University of Iowa Research Foundation
- Needle and associated method of manufacture19 Mar 2026US 2026/0077123 A1Unomedical A/S
- Needle and a method of treating a surface of a needle12 Mar 2026US 2026/0069772 A1Unomedical A/S
Most cited
By later US patents
- Stand alone swage apparatus368US 6,012,216 AEthicon, Inc. · 2000
- Semi-automated needle feed method and apparatus296US 5,911,449 AEthicon, Inc. · 1999
- Spiral needle for endoscopic surgery168US 5,935,138 AEthicon, Inc. · 1999
- Needle and suture swaging and pull-testing method94US 5,500,991 AEthicon, Inc. · 1996
- Hollow needle for medical use and a laser method for manufacturing94US 5,515,871 ASulzer Brothers Limited · 1996