Description
Class F28G : CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OF BOILERS
Subclass 3/04: Rotary appliances having brushes (brushes A46B)
F28G 3/04
Sub-Class
Stats
- 9 US PATENTS IN FORCE
- 2 US APPLICATIONS PENDING
- 3 Total Patent Owners
- 20 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11022325 | Air conditioner | Jan 14, 19 | Jun 01, 21 | Samsung Electronics Co. Ltd. |
| 10295285 | Cleaning system with wire brush bundles | Jun 29, 18 | May 21, 19 | King Fahd University of Petroleum and Minerals |
| 10175010 | Heat exchanger cleaning system with cable and turbine rotation | Jun 29, 18 | Jan 08, 19 | King Fahd University of Petroleum and Minerals |
| 10030921 | Online heat exchanger cleaning system with connected cleaning elements | Mar 22, 18 | Jul 24, 18 | King Fahd University of Petroleum and Minerals |
| 10024612 | Cleaning system for tube and shell heat exchanger | Oct 24, 14 | Jul 17, 18 | King Fahd University of Petroleum and Minerals |
| 9593895 | Cleaning brush device for condenser | Oct 31, 14 | Mar 14, 17 | KIM FAMILY TRUST |
| 9346085 | Pipe and tubes cleaning mechanism | Jun 30, 10 | May 24, 16 | Not available |
| 9157685 | Heat exchanger maintenance technique | Apr 11, 11 | Oct 13, 15 | Not available |
| 8266815 | Cleaning device for a component within a process air circuit of a household tumble-dryer | Jan 11, 07 | Sep 18, 12 | BSH HAUSGERÄTE GMBH |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2018/0209,751 | ONLINE HEAT EXCHANGER CLEANING SYSTEM WITH CONNECTED CLEANING ELEMENTS | Mar 22, 18 | Jul 26, 18 | King Fahd University of Petroleum and Minerals |
| 2016/0116,237 | CLEANING SYSTEM FOR TUBE AND SHELL HEAT EXCHANGER | Oct 24, 14 | Apr 28, 16 | KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 25 Months (last 2 years Issuances)
- 25 Months (last 5 years Issuances)