F04B 19/00
Machines or pumps having pertinent characteristics not provided for in, or of
Official title: Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
F04B19/00 (Machines or pumps having pertinent characteristics not provided for in, or of) appears on 1,865 US grants and 2,249 published applications in this corpus.
Search patents in F04B- Granted patents
- 1,865
- Published applications
- 2,249
- Assignees
- 1,056
- Inventors
- 3,994
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 7 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 11 | 0 |
| 1984 | 12 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 9 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 11 | 0 |
| 1999 | 19 | 0 |
| 2000 | 18 | 0 |
| 2001 | 25 | 9 |
| 2002 | 22 | 25 |
| 2003 | 41 | 56 |
| 2004 | 29 | 65 |
| 2005 | 24 | 60 |
| 2006 | 33 | 48 |
| 2007 | 34 | 41 |
| 2008 | 24 | 70 |
| 2009 | 20 | 57 |
| 2010 | 32 | 69 |
| 2011 | 34 | 64 |
| 2012 | 49 | 71 |
| 2013 | 58 | 88 |
| 2014 | 52 | 78 |
| 2015 | 53 | 111 |
| 2016 | 70 | 176 |
| 2017 | 88 | 206 |
| 2018 | 140 | 176 |
| 2019 | 174 | 126 |
| 2020 | 123 | 113 |
| 2021 | 139 | 90 |
| 2022 | 85 | 110 |
| 2023 | 79 | 103 |
| 2024 | 97 | 110 |
| 2025 | 87 | 73 |
| 2026 | 65 | 54 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F04B 19/20Machines or pumps having pertinent characteristics not provided for in, or of818
- F04B 19/006Micropumps751
- F04B 19/04Pumps for special use199
- F04B 19/02Machines or pumps having pertinent characteristics not provided for in, or of110
- F04B 19/08Scoop devices58
- F04B 19/003Free-piston type pumps48
- F04B 19/16Adhesion-type liquid-lifting devices15
Recent patents
- Liquid cooled plunger system6 Oct 2026US 12,753,754 B2Kerr Machine Co.
- Syringe pump6 Oct 2026US 12,753,756 B2Fluid Metering, Inc.
- Pump startup algorithms and related systems and methods29 Sep 2026US 12,746,328 B2ICU Medical, Inc.
- Reciprocating pump seal devices, and associated systems and methods22 Sep 2026US 12,742,446 B2Patriot Acquisitions, LLC
- Single stage reciprocating piston compressor with cooling22 Sep 2026US 12,742,447 B2I-Jack Technologies Incorporated
- Washing machine8 Oct 2026US 2026/0308830 A1Samsung Electronics Co., Ltd.
- Adjustable high pressure packing assembly8 Oct 2026US 2026/0309229 A1Third Coast Innovation LLC
- Method of optimizing a coil pump system1 Oct 2026US 2026/0298216 A1MMC First Process AS
- Mop bucket pump water cleaning mechanism and working method thereof24 Sep 2026US 2026/0283440 A1Gaobeidian Restar Electrical Applicances Manufacture Co., Ltd
- Universal Construction for Storing, Pumping, Mixing, Diffusing, Reacting, and Separating Fluids24 Sep 2026US 2026/0284614 A1
Most cited
By later US patents
- Actuators for microfluidics without moving parts497US 6,565,727 B1Nanolytics, Inc. · 2003
- Method and system for inhibiting cross-contamination in fluids of combinatorial chemistry device491US 5,603,351 ADavid Sarnoff Research Center, Inc. · 1997
- Device and method employing shape memory alloy491US 6,916,159 B2TheraSense, Inc. · 2005
- Electropipettor and compensation means for electrophoretic bias490US 5,779,868 ACaliper Technologies Corp. · 1998
- Electropipettor and compensation means for electrophoretic bias461US 5,880,071 ACaliper Technologies Corp. · 1999