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2023
|
P/S
|
Apparatus used for water and wastewater treatment, materials used to promote attached bacterial g... |
|
|
P/S
|
Air purifiers. |
|
|
P/S
|
Air purifiers. |
|
|
P/S
|
Filtration for drinking water (term considered too vague by
the International Bureau – Rule 13 (... |
|
|
P/S
|
Filtration for drinking water (term considered too vague by the International Bureau ¿ Rule 13 (b... |
|
|
P/S
|
Apparatus used for water and wastewater treatment, materials
used to promote attached bacterial ... |
|
|
Invention
|
Fresh air ventilaton control system.
This disclosure relates to a fresh air ventilation (FAV) co... |
|
|
P/S
|
Air purifiers |
|
|
P/S
|
Filters for drinking water; Water purification equipment, namely, water filtration units |
|
|
P/S
|
Water diffusing apparatus, namely, diffusers used in machines for wastewater and clean water trea... |
|
2021
|
Invention
|
Concentric filter systems and methods for air treatment. Systems for treatment of air are provide... |
|
|
Invention
|
Concentric filter systems and methods for air treatment.
Systems for treatment of air are provid... |
|
|
Invention
|
Flue damper with a drainage port. Filing/Completing a Canadian Application for Patent Date: Septe... |
|
2020
|
Invention
|
Flue damper with a drainage port. A flue damper may include a vent pipe with a first side leading... |
|
|
Invention
|
Flue damper having a float coupled to a damper gate. A flue damper may include a flue pipe with a... |
|
2019
|
Invention
|
Vent proving system. A vent proving system is described for use with a gas fired appliance. The g... |
|
|
P/S
|
Metal vent ducts; metal chimney caps; metal chimney pipe adapters; and metal ducts
Metering devic... |
|
|
Invention
|
Integrated damper control system. A damper control device may include an appliance control progra... |
|
|
Invention
|
Flue damper having a damper gate, a seal, and a flange. A flue damper may include a vent pipe wit... |
|
|
Invention
|
Flue damper having a damper gate, a seal, and a flange.
A flue damper may include a vent pipe wi... |
|
2018
|
Invention
|
Fresh air ventilation control system. This disclosure relates to a fresh air ventilation (FAV) co... |
|
|
Invention
|
Fresh air ventilation control system.
This disclosure relates to a fresh air ventilation (FAV) c... |
|
|
P/S
|
Metering devices, namely flow meters for controlling or regulating air flow which provide air to ... |
|
|
P/S
|
Metering devices for controlling or regulating air flow which provide air to commercial, domestic... |
|
2017
|
P/S
|
Air purifying units |
|
2016
|
Invention
|
Motor/damper assembly for fuel-fired water heater. A motor/damper assembly installable on the top... |
|
|
Invention
|
Self-powered damper system. A system for operating a damper comprises a flue pipe assembly, and a... |
|
|
P/S
|
Electronic apparatus to condition water to reduce lime scale deposits in plumbing and appliances |
|
|
P/S
|
Ventilation systems in residential buildings to facilitate air exchange |
|
|
P/S
|
Electronic fireplace dampers |
|
|
P/S
|
Air purification systems, namely, air purification units |
|
2015
|
Invention
|
Low profile damper system for ovens. A damper system comprises a damper slide adapted to couple t... |
|
2014
|
Invention
|
Linear slide damper system. A damper system comprises a damper blade having open and closed state... |
|
|
P/S
|
Metal vent ducts; metal chimney caps; metal chimney pipe adapters; and metal ducts Metering devic... |
|
|
P/S
|
Electronic management controls for managing, alerting, and scheduling individual indoor air quali... |
|
2013
|
Invention
|
Adjustable bracket assembly for an ultraviolet lamp. A system for adjusting a position of a light... |
|
|
Invention
|
Low leakage flue damper. A flue damper comprises a damper gate having first and second sides, and... |
|
|
Invention
|
Low leakage flue damper.
A flue damper comprises a damper gate having first and second sides, an... |
|
2012
|
Invention
|
Oven structure. A cooking oven structure of conventional construction having a top vent provided ... |
|
|
Invention
|
Integrated damper control system. An integrated damper control system is used with a gas fired ap... |
|
|
P/S
|
Air filters for air conditioning units for domestic use and industrial applications. |
|
|
Invention
|
Collapsible filter. A fluid filter having a frame and filter media supported by the frame through... |
|
|
P/S
|
air filters for air conditioning units and for domestic use and industrial applications |
|
2011
|
Invention
|
Whole house ventilation system. A control system is disclosed for a house HVAC system including a... |
|
|
Invention
|
Whole house ventilation system. A whole house ventilation control system is disclosed for a house... |
|
2009
|
Invention
|
Apparatus and method for controlling a damper in a gas-fired appliance. A gas-fired appliance is ... |
|
2008
|
Invention
|
Apparatus for generating heat through burning of solid fuel and method of controlling such an app... |
|
|
Invention
|
Apparatus and method for controlling a damper in a gas-fired appliance.
A gas-fired appliance is... |
|
|
Invention
|
Water heater and method of operating a water heater. A water heater having of a tank defining a s... |
|
|
P/S
|
METAL CHIMNEY CAPS |
|
|
Invention
|
Apparatus and method for controlling a damper in a gas-fired appliance. A damper mechanism for a ... |
|
2006
|
Invention
|
Method and apparatus for propelling an intercepted fluid. An apparatus that is rotatable around a... |
|
|
Invention
|
Vent assembly for combustion gases generated by an appliance. The combination of a vent assembly ... |
|
2005
|
P/S
|
Metal vent ducts Vent systems for appliances, namely, venting fans for residential, commercial an... |
|
|
Invention
|
Housing for an inline vent fan |
|
2004
|
P/S
|
NON-MEDICAL AIR TREATMENT KITS CONSISTING OF AN ULTRAVIOLET LIGHT AND MOUNTING BRACKET(S) TO ATTA... |
|
2003
|
P/S
|
AIR PURIFYING TREATMENT KITS COMPRISED OF AN ULTRAVIOLET LIGHT SOURCE AND A MOUNTING UNIT FOR THE... |
|
2001
|
P/S
|
Air purifying units for commercial, domestic, and industrial use |
|
1995
|
P/S
|
domestic, commercial, or industrial water conditioning and scale prevention units |
|
|
P/S
|
equipment for providing air to a furnace for combustion |
|
|
P/S
|
motorized ventilation fan for use in residential building foundations |
|
|
P/S
|
equipment for providing air to furnace for combustion |
|
1985
|
P/S
|
FANS FOR HEATING AND AIR CONDITIONING SYSTEMS |
|
1971
|
P/S
|
HUMIDIFIERS |
