Description
Class F15D : FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
Subclass 1/02: Influencing the flow of fluids in pipes or conduits
F15D 1/02
Sub-Class
Stats
- 369 US PATENTS IN FORCE
- 59 US APPLICATIONS PENDING
- 145 Total Patent Owners
- 1,230 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12234814 | Guidance unit (MK-1) and arcwing circulating power guidance system with the guidance unit (MK-1) | Feb 16, 22 | Feb 25, 25 | Tunghai University |
| 12228153 | Vacuum-enabled fluid compression and evacuation apparatus, control, and associated methods | Sep 01, 21 | Feb 18, 25 | TPE Midstream, LLC |
| 12220568 | Systems and methods for priming a fluid line | Feb 04, 22 | Feb 11, 25 | PAVmed Inc. |
| 12203493 | Flow restrictor for fluid flow device | Jan 10, 22 | Jan 21, 25 | Horiba Stec Co. Ltd. |
| 12196235 | Flow bore guide vane insert | Sep 19, 19 | Jan 14, 25 | FMC Technologies, Inc. |
| 12163541 | 3D heat exchanger heat transfer enhancement device | Sep 29, 23 | Dec 10, 24 | Korea Aerospace Research Institute |
| 12158168 | Venturi-style vacuum-boosting hose attachment and associated method(s) | Jul 14, 23 | Dec 03, 24 | Not available |
| 12140166 | Diverter test cell with replaceable insert | Sep 02, 21 | Nov 12, 24 | Chevron U.S.A. Inc. |
| 12111019 | Engineering system and method of automatic controlling of the energy efficient mode of pipeline transporting process of fluid medium | Feb 12, 24 | Oct 08, 24 | Not available |
| 12104626 | Fluid flow conditioning apparatus | Nov 06, 23 | Oct 01, 24 | University of South Florida |
| 12076696 | Bubble generating device | Aug 03, 23 | Sep 03, 24 | Shibata Corporation |
| 12066137 | Water processor | Jun 08, 21 | Aug 20, 24 | Rapid Water Technology LLC |
| 12055168 | Fluid device | Jul 29, 21 | Aug 06, 24 | SEIKO EPSON CORPORATION |
| 11986755 | Double pipe for uniformly distributing flow | Nov 14, 19 | May 21, 24 | Not available |
| 11982298 | Methods, systems, apparatuses, and devices for facilitating improving flow of fluid in a duct | Apr 26, 22 | May 14, 24 | Not available |
| 11976677 | Integrally formed flow distributor for fluid manifold | Nov 05, 21 | May 07, 24 | HAMILTON SUNDSTRAND CORPORATION |
| 11976767 | Damper device | Aug 24, 22 | May 07, 24 | Not available |
| 11978565 | Piping enhancement for backflow prevention in a multiple loop, metal cooled nuclear reactor system | Jul 10, 19 | May 07, 24 | Hitachi America Ltd. |
| 11972957 | Gas flow accelerator to prevent buildup of processing byproduct in a main pumping line of a semiconductor processing tool | Jul 31, 20 | Apr 30, 24 | Taiwan Semiconductor Manufacturing Company Ltd. |
| 11946475 | Fluid straightening connection unit | Sep 18, 20 | Apr 02, 24 | ITT MANUFACTURING ENTERPRISES LLC |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0116,113 | APPARATUS FOR MODULATING FLOW FROM A DOWNSPOUT | Oct 04, 24 | Apr 10, 25 | Not available |
| 2025/0109,757 | MULTIPLE-VENTURI NOZZLE, SYSTEM, METHOD OF MANUFACTURE AND METHOD OF USE | Oct 03, 23 | Apr 03, 25 | Not available |
| 2025/0101,999 | FLOW BORE GUIDE VANE INSERT | Dec 06, 24 | Mar 27, 25 | FMC Technologies, Inc. |
| 2025/0035,138 | AUTO-SIPHON DRAINAGE SYSTEM FOR AIRCRAFT | Jul 25, 23 | Jan 30, 25 | Textron Innovations Inc. |
| 2025/0012,303 | SLIT CHAMBER AND ATOMIZING APPARATUS | Jun 26, 24 | Jan 09, 25 | Not available |
| 2025/0003,433 | METHOD AND APPARATUS FOR IMPROVING FLUID BEHAVIOR AND PERFORMANCE | Feb 06, 24 | Jan 02, 25 | Not available |
| 2024/0399,320 | Bubble Generating Device | Aug 13, 24 | Dec 05, 24 | Not available |
| 2024/0401,618 | SYSTEM AND METHOD FOR ADJUSTING A VALVE | May 28, 24 | Dec 05, 24 | Liebherr-Aerospace Lindenberg GmbH |
| 2024/0301,900 | APPARATUSES, SYSTEMS, AND METHODS FOR EFFICIENT FLUID TRANSFER | Sep 15, 23 | Sep 12, 24 | AMPTECH INNOVATIONS LLC |
| 2024/0288,014 | HIGH HELIX, HIGH MASS-FLOW DEVICE AND METHOD | Feb 24, 23 | Aug 29, 24 | Not available |
| 2024/0280,121 | FLOW RECTIFIER | May 18, 22 | Aug 22, 24 | Not available |
| 2024/0274,305 | PIPING ENHANCEMENT FOR BACKFLOW PREVENTION IN A MULTIPLE LOOP, METAL COOLED NUCLEAR REACTOR SYSTEM | Apr 10, 24 | Aug 15, 24 | Hitachi America Ltd. |
| 2024/0258,123 | GAS FLOW ACCELERATOR TO PREVENT BUILDUP OF PROCESSING BYPRODUCT IN A MAIN PUMPING LINE OF A SEMICONDUCTOR PROCESSING TOOL | Apr 01, 24 | Aug 01, 24 | Not available |
| 2024/0200,583 | DUAL ORIFICE COMPONENT | Dec 15, 22 | Jun 20, 24 | Not available |
| 2024/0191,732 | Flow Restricting Orifice | Apr 21, 21 | Jun 13, 24 | Not available |
| 2024/0148,035 | METHODS FOR INHIBITING MATERIAL MIXING IN A MATERIAL PROCESSING SYSTEM | Jan 19, 24 | May 09, 24 | Not available |
| 2024/0084,670 | A FLOW CONTROL DEVICE AND METHOD | Nov 24, 23 | Mar 14, 24 | Not available |
| 2024/0084,830 | DUAL DIRECTION FLOW RESTRICTOR | Sep 12, 22 | Mar 14, 24 | Honeywell International, Inc. |
| 2024/0026,909 | LAMINAR FLOW RESTRICTOR AND SEAL FOR SAME | Oct 02, 23 | Jan 25, 24 | Not available |
| 2023/0400,044 | VENTURI DEVICES WITH MULTIPLE PORTIONS | Jun 08, 23 | Dec 14, 23 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 27 Months (last 2 years Issuances)
- 27 Months (last 5 years Issuances)