A61M 5/3156
Using volume steps only adjustable in discrete intervals, i.e. individually distinct intervals
Official title: {using volume steps only adjustable in discrete intervals, i.e. individually distinct intervals}
A61M5/3156 (Using volume steps only adjustable in discrete intervals, i.e. individually distinct intervals) appears on 377 US grants and 382 published applications in this corpus.
Search patents in A61M- Granted patents
- 377
- Published applications
- 382
- Assignees
- 123
- Inventors
- 466
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 10 | 6 |
| 2002 | 3 | 3 |
| 2003 | 8 | 8 |
| 2004 | 1 | 14 |
| 2005 | 2 | 8 |
| 2006 | 6 | 3 |
| 2007 | 4 | 15 |
| 2008 | 6 | 15 |
| 2009 | 3 | 11 |
| 2010 | 10 | 14 |
| 2011 | 13 | 17 |
| 2012 | 8 | 41 |
| 2013 | 18 | 30 |
| 2014 | 18 | 25 |
| 2015 | 32 | 25 |
| 2016 | 24 | 22 |
| 2017 | 32 | 19 |
| 2018 | 18 | 15 |
| 2019 | 30 | 15 |
| 2020 | 13 | 25 |
| 2021 | 14 | 15 |
| 2022 | 14 | 12 |
| 2023 | 16 | 11 |
| 2024 | 10 | 6 |
| 2025 | 9 | 2 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Syringe18 Nov 2025US 12,472,305 B2CC Biotechnology Corporation
- Connection mechanism for an auxiliary module21 Oct 2025US 12,447,280 B2Ypsomed AG
- Precise dosing syringe assembly1 Oct 2026US 2026/0295170 A1Pacto Medical Inc.
- Endoscopic cannula16 Jul 2026US 2026/0199602 A1URO-1, Inc.
- Multi-dose syringe and method of multiple dosing a liquid or semiliquid product28 May 2026US 2026/0144939 A1Platinum Pharma Service S.R.L.S.
- Injection dose adjustment assembly, injection mechanism and injection syringe12 Mar 2026US 2026/0069791 A1CC Biotechnology Corporation
- System and method for multiple site dispensing or injection12 Feb 2026US 2026/0041850 A1Credence Medsystems, Inc.
Most cited
By later US patents
- Medication delivery device with a microprocessor and characteristic monitor1,907US 5,925,021 AVisionary Medical Products, Inc. · 1999
- Medication delivery device with a microprocessor and characteristic monitor841US 5,593,390 AVisionary Medical Products, Inc. · 1997
- Recyclable medication dispensing device574US 6,221,046 B1Eli Lilly and Company · 2001
- Pen-type injector with a microprocessor and blood characteristic monitor542US 5,728,074 AVisionary Medical Products, Inc. · 1998
- One-way clutch mechanisms and injector devices404US 6,899,698 B22005