A61M 5/31583
The piston rod being moved by the rotational movement of a component
Official title: {the piston rod being moved by the rotational movement of a component directly in contact with it}
A61M5/31583 (The piston rod being moved by the rotational movement of a component) appears on 1,180 US grants and 1,468 published applications in this corpus.
Search patents in A61M- Granted patents
- 1,180
- Published applications
- 1,468
- Assignees
- 247
- Inventors
- 1,362
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 10 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 10 | 5 |
| 2002 | 2 | 5 |
| 2003 | 11 | 11 |
| 2004 | 3 | 15 |
| 2005 | 6 | 15 |
| 2006 | 7 | 12 |
| 2007 | 7 | 15 |
| 2008 | 5 | 32 |
| 2009 | 5 | 34 |
| 2010 | 14 | 38 |
| 2011 | 21 | 29 |
| 2012 | 21 | 81 |
| 2013 | 37 | 89 |
| 2014 | 47 | 60 |
| 2015 | 70 | 77 |
| 2016 | 77 | 173 |
| 2017 | 92 | 93 |
| 2018 | 81 | 82 |
| 2019 | 125 | 104 |
| 2020 | 102 | 90 |
| 2021 | 58 | 105 |
| 2022 | 85 | 81 |
| 2023 | 70 | 78 |
| 2024 | 69 | 69 |
| 2025 | 70 | 55 |
| 2026 | 40 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Medicament delivery device6 Oct 2026US 12,752,058 B2Shl Medical AG
- Auto injector with cartridge locking system29 Sep 2026US 12,746,335 B2Ascendis Pharma A/S
- Support structure, medicament delivery device and method of assemblying29 Sep 2026US 12,746,336 B2Shl Medical AG
- Devices and methods for precision dose delivery22 Sep 2026US 12,741,098 B2Regeneron Pharmaceuticals, Inc.
- Devices and methods for precision dose delivery15 Sep 2026US 12,734,300 B2Regeneron Pharmaceuticals, Inc.
- A drug injection device24 Sep 2026US 2026/0284321 A1
- Tissue injection device10 Sep 2026US 2026/0263706 A1BlueRock Therapeutics LP
- Medicament delivery device and medicament delivery assembly20 Aug 2026US 2026/0241110 A1Shl Medical AG
- Syringe having force-modulating components30 Jul 2026US 2026/0216443 A1Merck Sharp & Dohme Corp.
- Plunger rod releasably attachable to plunger head in a pump device16 Jul 2026US 2026/0199589 A1NeuroDerm, Ltd.
Most cited
By later US patents
- Medication delivery device with a microprocessor and characteristic monitor1,907US 5,925,021 AVisionary Medical Products, Inc. · 1999
- Coupling for injection devices1,183US 8,574,199 B2Novo Nordisk A/S · 2013
- Medication delivery device with a microprocessor and characteristic monitor841US 5,593,390 AVisionary Medical Products, Inc. · 1997
- Injection syringe682US 6,004,297 ANovo Nordisk A/S · 1999
- Large dose pen661US 5,626,566 ANovo Nordisk A/S · 1997