Method and device for operating a pump
US-2017335841-A1 · Nov 23, 2017 · US
Control {, e.g. of pump delivery, or pump pressure} of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
Control {, e.g. of pump delivery, or pump pressure} of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F04B49/00 |
| Official title | Control {, e.g. of pump delivery, or pump pressure} of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 |
| Display label | Control {, e.g. of pump delivery, or pump pressure} of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 |
| Total patents | 258 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 29 |
| 2017 | 21 |
| 2018 | 28 |
| 2019 | 24 |
| 2020 | 23 |
| 2021 | 28 |
| 2022 | 26 |
| 2023 | 26 |
| 2024 | 18 |
| 2025 | 19 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for pressure compensation in a pump
US-9816502-B2 · Nov 14, 2017 · US
Fluid load line calculation and concavity test for downhole pump card
US-9810212-B2 · Nov 7, 2017 · US
Calculating downhole pump card with iterations on dual damping factors
US-9810214-B2 · Nov 7, 2017 · US
Calculating downhole pump card with iterations on single damping factor
US-9810213-B2 · Nov 7, 2017 · US
Controller for hydraulic pump
US-2017306936-A1 · Oct 26, 2017 · US
Vacuum pump control device and vacuum pump
US-2017298922-A1 · Oct 19, 2017 · US
Peristaltic Pump
US-2017268497-A1 · Sep 21, 2017 · US
System for pumping a fluid and method for its operation
US-2017260982-A1 · Sep 14, 2017 · US
System for pumping a fluid and method for its operation
US-2017260983-A1 · Sep 14, 2017 · US
Infusion Pump Assembly
US-2017246383-A1 · Aug 31, 2017 · US
Apparatus for monitoring, regulating, or controlling fluid flow
US-2017216516-A1 · Aug 3, 2017 · US
System and method for operation of a pump
US-9631611-B2 · Apr 25, 2017 · US
Method and systems for enhancing flow of a fluid induced by a rod pumping unit
US-9605670-B2 · Mar 28, 2017 · US
Methods for controlling a compressor with double suction for refrigeration systems
US-2017045271-A1 · Feb 16, 2017 · US
Hydraulic Fluid Energy Regeneration Device for Work Machine
US-2017009428-A1 · Jan 12, 2017 · US
Method of setting zero point of bi-directional linear pump for active suspension apparatus
US-2017009764-A1 · Jan 12, 2017 · US
Variable displacement swash plate type compressor
US-9523357-B2 · Dec 20, 2016 · US
Compressed air supply apparatus
US-9500192-B2 · Nov 22, 2016 · US
Compressor assemblies and methods to minimize venting of a process gas during startup operations
US-9494281-B2 · Nov 15, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B49/00?
- CPC F04B49/00 is the Cooperative Patent Classification code for “Control {, e.g. of pump delivery, or pump pressure} of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00.”
- How many patents are filed under CPC F04B49/00 (Control {, e.g. of pump delivery, or pump pressure} of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00)?
- Our database includes 258 publications tagged with this CPC code.
- Is patent activity under CPC F04B49/00 growing?
- Publication counts under this code: 18 in 2024 vs 19 in 2025 (latest complete years).