138 patents
Page 2 of 7
Utility
Water quality test using sodium nitroprusside solutions
1 Aug 23
A method of testing the composition or quality of water includes dissolving about two parts by weight of a 2-hydroxybenzyl alcohol and about one part by weight of a sodium nitroprusside in about seventy-five parts by weight of a polyethylene glycol; adding the sodium nitroprusside solution to a water sample to catalyze an indophenol monochloramine reaction; and detecting the concentration of monochloramine in the water sample.
Dorian Cauceglia
Filed: 21 Mar 22
Utility
Backflow Prevention Assembly Having a Cartridge with Dual Zone Testing
20 Jul 23
A backflow prevention assembly includes a body forming two buckets, wherein flow passes through the body from an inlet to an outlet along an axis and consecutively through each of the buckets.
Peter P. Bouchard
Filed: 16 Aug 21
Utility
Relief valve with testing lockout
18 Jul 23
A relief valve has a valve body, a plunger assembly coupled to the valve body for selectively opening and closing the relief valve, and a support member secured to the valve body.
Steven Castrigno
Filed: 29 Mar 22
Utility
Fluid discharge event detector
18 Jul 23
A fluid discharge event detection apparatus measures a change in capacitance to detect the presence of a fluid in a sensing conduit where the presence of fluid indicates a discharge event.
Joseph Michael Burke, Yousef S. AlMesad
Filed: 4 Nov 19
Utility
Tankless Water Heater Isolation Valve Assembly
18 May 23
An isolation valve assembly comprises a valve body defining a first fluid port and a second fluid port opposing the first fluid port and at least one drain port disposed between the first fluid port and the second fluid port, an isolation valve disposed within the valve body and a handle operatively coupled to the isolation valve.
James Erhardt, Mahyar Esmaili
Filed: 17 Jan 23
Utility
Gas Flow, Pressure and Btu/hour Analyzer with a Smart Device
18 May 23
A system monitors gas flow and pressure to a gas appliance in a fluid network comprising an analyzer.
Michael T. ANGUS, Kevin FISK, Richard HUBER, Craig R. CAMPBELL, George DAVIS, Matthew MEURER, Robert PARKS
Filed: 18 Jan 23
Utility
Differential pressure sensor with magnetic dial
16 May 23
A differential pressure sensor is provided with an indicator assembly to represent the measured differential pressure.
Paolo Moruzzi
Filed: 6 Mar 20
Reissue
Heat exchanger
9 May 23
Mark Daniels, Robert J. Battles
Filed: 10 Jun 21
Utility
Reversible Spring Retention Assembly for a Valve
4 May 23
A valve assembly with a spring retention assembly including an elongated cylinder portion having an open threaded end and a closed end and an elongated piston portion having a free end and a threaded tab end configured to thread through the open threaded end and, thereby, be slideably captured in the cylinder portion.
Peter P. BOUCHARD, Tyler CHASE, David MICHAUD
Filed: 2 Dec 22
Utility
Plumbing Control Device
13 Apr 23
A system for remotely measuring the characteristics of water passing through a plumbing control device (PCD) includes a sensor within the interior of the PCD.
Joseph Michael BURKE, Kyle McGURN, Evan Joseph SULTANA
Filed: 12 Dec 22
Utility
Thermal dispersion flow meter with fluid leak detection and freeze burst prevention
21 Mar 23
A non-invasive thermal dispersion flow meter with chronometric monitor for fluid leak detection includes a heater, an ambient temperature sensor and a flow rate sensor which are configured to sense the temperature of a fluid in a conduit, and then monitor the flow of that fluid through the conduit.
Robert Trescott, Scott Shaw, Scott Pallais, Kenneth Fox
Filed: 28 Aug 19
Utility
Gas flow, pressure and BTU/hour analyzer with a smart device
21 Mar 23
A system monitors gas flow and pressure to a gas appliance in a fluid network comprising an analyzer.
Michael T. Angus, Kevin Fisk, Richard Huber, R. Craig Campbell, George Davis, Matthew Meurer, Robert Parks
Filed: 23 Dec 19
Utility
Water Heater and Boiler Processes
16 Mar 23
A pre-startup control method for a boiler or water heater includes: providing a controller operatively coupled to a boiler or water heater unit; performing a unit shutdown operation; enabling a pre-start up mode; at about a same time or in any order, moving an air fuel valve by a controller to a non-off position with a gas supply to the water heater or boiler turned off, wherein the controller turns on a blower at an operational level, and causes an ignitor to spark; and displaying parameters which allow an affirmation of a safe and reliable ignition prior to a gas turn on of the boiler or water heater unit.
Kunal Shah, Nery Hernandez, Scott McGrath, Joseph Bentitou
Filed: 17 Nov 22
Utility
Tankless water heater isolation valve assembly
14 Mar 23
A tankless water heater (TWH) isolation valve includes a valve body having a plug valve port, a TWH port, a water distribution system port and a drain port.
James Erhardt, Mahyar Esmaili
Filed: 7 May 21
Utility
Backflow Prevention Assembly Having a Variable Lay-length and Orientation
9 Mar 23
A backflow prevention assembly is configurable with varying lay-lengths and orientations.
Jason Doughty, Ian David Baynes, Joseph Michael Burke, Frank Dibenedetto, Muhannad A. Bagegni
Filed: 9 Sep 22
Utility
Stabilized Reagent Compositions, Systems and Methods Using the Same
23 Feb 23
Stabilized indicator compositions, and systems and methods using the same are described.
Dorian Cauceglia
Filed: 20 Aug 21
Utility
Apparatus and method for valve cartridge extraction
21 Feb 23
An apparatus and method for valve cartridge extraction from a valve assembly, wherein the assembly includes a valve member body, a cartridge, and a valve cartridge extraction (VCE) tool comprising at least one pin disposed on the upper surface of the VCE tool.
Peter P. Bouchard, Jason Doughty
Filed: 24 Jan 20
Utility
Systems and Controllers for Controlling Heating Unit Temperature with a Simulated Outdoor Temperature, and Methods Using the Same
26 Jan 23
Systems and methods for controlling a heating Technologies for controlling a heating unit are disclosed.
Jay Vath, Michael Breault
Filed: 13 Jul 21
Utility
Filter Cartridge for a Whole House Water Filtering System
26 Jan 23
A filter cartridge for a whole house water filter includes a cylindrical, or tubular, filter media coupled to a mixer tank with improved high flow mixing features.
Craig SCHMITT, Monica PRESTON, Gilbert RAMIREZ
Filed: 4 Oct 22
Utility
Method and Apparatus for Detecting Trace Amounts of Copper and Silver In Water
19 Jan 23
Disclosed is a real-time method for detecting copper and silver in water in parts per billion.
Dorian Cauceglia, Nicholas J. Pusateri
Filed: 20 Sep 22