A61M 5/1689
Drip counters
Official title: {Drip counters}
A61M5/1689 (Drip counters) appears on 282 US grants and 230 published applications in this corpus.
Search patents in A61M- Granted patents
- 282
- Published applications
- 230
- Assignees
- 121
- Inventors
- 379
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 8 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 9 | 0 |
| 1985 | 9 | 0 |
| 1986 | 3 | 0 |
| 1987 | 10 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 4 | 2 |
| 2004 | 2 | 3 |
| 2005 | 1 | 2 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 2 | 4 |
| 2009 | 3 | 3 |
| 2010 | 3 | 7 |
| 2011 | 5 | 7 |
| 2012 | 5 | 6 |
| 2013 | 2 | 7 |
| 2014 | 5 | 12 |
| 2015 | 5 | 11 |
| 2016 | 9 | 17 |
| 2017 | 17 | 13 |
| 2018 | 7 | 17 |
| 2019 | 22 | 20 |
| 2020 | 16 | 19 |
| 2021 | 7 | 16 |
| 2022 | 15 | 20 |
| 2023 | 17 | 11 |
| 2024 | 12 | 10 |
| 2025 | 10 | 11 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for sequential delivery of therapeutic compositions28 Apr 2026US 12,611,503 B2Becton, Dickinson and Company
- Drip monitoring system and method thereof24 Mar 2026US 12,582,770 B2Mikotek Information Inc.
- Flow meter having a valve10 Feb 2026US 12,544,501 B2DEKA Products Limited Partneship
- Device for dispensing a fluid drop-by-drop6 Jan 2026US 12,514,978 B2Henke-Sass, Wolf GmbH
- Apparatus for monitoring, regulating, or controlling fluid flow23 Dec 2025US 12,502,476 B2DEKA Products Limited Partnership
- System and method for sequential delivery of therapeutic compositions30 Jul 2026US 2026/0216420 A1Becton, Dickinson and Company
- Apparatus for infusing fluid11 Jun 2026US 2026/0158215 A1DEKA Products Limited Partnership
- Dose measurement system and method11 Jun 2026US 2026/0160585 A1Bigfoot Biomedical, Inc.
- Fluidics control system for multi catheter stack21 May 2026US 2026/0137859 A1Imperative Care, Inc.
- Apparatus for monitoring, regulating, or controlling fluid flow16 Apr 2026US 2026/0102555 A1DEKA Products Limited Partnership
Most cited
By later US patents
- Medical infusion controller and user interface352US 4,634,426 ABaxter Travenol Laboratories, Inc. · 1987
- Drop volume measurement system313US 4,820,281 AIvy Medical, Inc. · 1989
- Flow rate monitor with optical sensing chamber253US 4,504,263 AValleylab, Inc. · 1985
- Infusion delivery system246US 6,159,186 AWFT Projects (Proprietary) Limited · 2000
- Positive control intravenous fluid administration203US 4,105,028 A1978