A61M 5/31595
Pre-defined multi-dose administration by repeated overcoming of means blocking the free advancing
Official title: {Pre-defined multi-dose administration by repeated overcoming of means blocking the free advancing movement of piston rod, e.g. by tearing or de-blocking}
A61M5/31595 (Pre-defined multi-dose administration by repeated overcoming of means blocking the free advancing) appears on 250 US grants and 279 published applications in this corpus.
Search patents in A61M- Granted patents
- 250
- Published applications
- 279
- Assignees
- 146
- Inventors
- 533
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 3 | 5 |
| 2003 | 6 | 6 |
| 2004 | 3 | 9 |
| 2005 | 3 | 9 |
| 2006 | 3 | 4 |
| 2007 | 2 | 8 |
| 2008 | 2 | 11 |
| 2009 | 1 | 4 |
| 2010 | 7 | 13 |
| 2011 | 3 | 9 |
| 2012 | 4 | 8 |
| 2013 | 9 | 10 |
| 2014 | 5 | 10 |
| 2015 | 11 | 16 |
| 2016 | 7 | 13 |
| 2017 | 15 | 13 |
| 2018 | 13 | 15 |
| 2019 | 16 | 13 |
| 2020 | 11 | 23 |
| 2021 | 14 | 17 |
| 2022 | 11 | 15 |
| 2023 | 10 | 13 |
| 2024 | 14 | 15 |
| 2025 | 8 | 9 |
| 2026 | 13 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Formulations, methods, and pre-filled multi-dose injection devices without cloud point29 Sep 2026US 12,746,340 B2W. L. Gore & Associates, Inc.
- Pressure-regulating and adjusting connector for infusion15 Sep 2026US 12,734,293 B2CareFusion 303, Inc.
- Syringes configured to inhibit forward plunger movement8 Sep 2026US 12,728,209 B2Kurin, Inc.
- Injection device and injection solution transferring system4 Aug 2026US 12,697,439 B2Novartis AG
- System and method for microdose injection2 Jun 2026US 12,642,914 B2Credence Medsystems, Inc.
- Medicament delivery system with dose divider8 Oct 2026US 2026/0306747 A1Sanofi Pasteur Limited
- Two-dose dosage system for fluid product dispensing device20 Aug 2026US 2026/0241118 A1Aptar France SAS
- Two-dose dosage system for a fluid product dispensing device13 Aug 2026US 2026/0232928 A1Aptar France SAS
- Multi-dose syringe30 Jul 2026US 2026/0216444 A1
- Endoscopic cannula16 Jul 2026US 2026/0199602 A1URO-1, Inc.
Most cited
By later US patents
- Automated delivery device and method for its operation504US 6,171,276 B2Pharmacia & Upjohn Company · 2001
- Reloadable automatic or manual emergency injection system367US 5,665,071 AWashington Biotech Corporation · 1997
- Pharmaceutical component-mixing delivery assembly332US 5,281,198 AHabley Medical Technology Corporation · 1994
- Injection device with a dose setting limiter313US 7,104,972 B2Novo Nordisk A/S · 2006
- Dispenser297US 4,592,745 ANovo Industri A/S · 1986