Thevu LLC

United States of America

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Date
2026 April 1
2026 (YTD) 1
2025 5
2024 1
IPC Class
F25B 9/06 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders 7
F24F 5/00 - Air-conditioning systems or apparatus not covered by group or 6
F25B 9/00 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point 6
F25B 43/00 - Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat 5
B60H 1/00 - Heating, cooling or ventilating devices 1
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Status
Pending 2
Registered / In Force 5
Found results for  patents

1.

Air conditioning system and transportation system including same

      
Application Number 19428379
Grant Number 12704296
Status In Force
Filing Date 2025-12-22
First Publication Date 2026-04-23
Grant Date 2026-08-11
Owner THEVU LLC (USA)
Inventor Primbas, George

Abstract

An air conditioning system is provided. The air conditioning system includes a turboexpander. The turboexpander includes a drive shaft, a compressor wheel coupled to the drive shaft and configured to rotate together with the drive shaft, and an expander wheel fluidly coupled to the compressor wheel in order to allow air to flow from the compressor wheel into the expander wheel. The expander wheel is coupled to the drive shaft and configured to rotate together with the compressor wheel. The compressor wheel is configured to compress the air, and the expander wheel is configured to expand the air.

IPC Classes  ?

  • F25B 9/06 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
  • F24F 5/00 - Air-conditioning systems or apparatus not covered by group or
  • F25B 43/00 - Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
  • F25B 9/00 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point

2.

AIR CONDITIONING SYSTEM AND TRANSPORTATION SYSTEM INCLUDING SAME

      
Application Number 19269141
Status Pending
Filing Date 2025-07-15
First Publication Date 2025-11-06
Owner THEVU LLC (USA)
Inventor Primbas, George

Abstract

An air conditioning system is provided. The air conditioning system includes an air compressor configured to pull in ambient air and pressurize the ambient air in order to generate pressurized air, and a coolant-free expansion apparatus fluidly coupled to the air compressor and configured to receive the pressurized air and convert the pressurized air into expanded and cooled air for delivery to an environment.

IPC Classes  ?

  • F25B 9/06 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
  • F24F 5/00 - Air-conditioning systems or apparatus not covered by group or
  • F25B 9/00 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
  • F25B 43/00 - Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat

3.

AIR CONDITIONING SYSTEM AND TRANSPORTATION SYSTEM INCLUDING SAME

      
Application Number 19003031
Status Pending
Filing Date 2024-12-27
First Publication Date 2025-09-04
Owner Thevu LLC (USA)
Inventor Primbas, George

Abstract

An air conditioning system is provided. The air conditioning system includes an air compressor, a battery, a generator, a blower, and a turboexpander. The air compressor generates pressurized air from ambient air. The battery is for powering the air compressor motor. The generator is electrically connected to the battery. The turboexpander includes a drive shaft, a turbine wheel coupled to the drive shaft, and an expander coupled to the drive shaft. The pressurized air provides a source of kinetic energy to directly cause the turbine wheel to rotate and generate boosted air from the pressurized air, and the boosted air from the turbine wheel is configured to be received in the expander wheel and directly cause the expander wheel and the drive shaft to rotate together with the turbine wheel, thereby generating expanded and cooled air in the expander wheel.

IPC Classes  ?

  • F25B 9/06 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
  • F24F 5/00 - Air-conditioning systems or apparatus not covered by group or
  • F25B 9/00 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
  • F25B 43/00 - Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat

4.

AIR CONDITIONING SYSTEM AND TRANSPORTATION SYSTEM INCLUDING SAME

      
Application Number US2025010562
Publication Number 2025/183788
Status In Force
Filing Date 2025-01-07
Publication Date 2025-09-04
Owner THEVU LLC (USA)
Inventor Primbas, George

Abstract

An air conditioning system is provided. The air conditioning system includes an air compressor, a battery, a generator, a blower, and a turboexpander. The air compressor generates pressurized air from ambient air. The battery is for powering the air compressor motor. The generator is electrically connected to the battery. The turboexpander includes a drive shaft, a turbine wheel coupled to the drive shaft, and an expander coupled to the drive shaft. The pressurized air provides a source of kinetic energy to directly cause the turbine wheel to rotate and generate boosted air from the pressurized air, and the boosted air from the turbine wheel is configured to be received in the expander wheel and directly cause the expander wheel and the drive shaft to rotate together with the turbine wheel, thereby generating expanded and cooled air in the expander wheel.

IPC Classes  ?

  • F25B 9/06 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
  • F24F 5/00 - Air-conditioning systems or apparatus not covered by group or
  • F24F 7/06 - Ventilation with ducting systems with forced air circulation, e.g. by fan
  • B60H 1/02 - Heating, cooling or ventilating devices the heat being derived from the propulsion plant

5.

Air conditioning system and transportation system including same

      
Application Number 19171566
Grant Number 12405035
Status In Force
Filing Date 2025-04-07
First Publication Date 2025-09-02
Grant Date 2025-09-02
Owner Thevu LLC (USA)
Inventor Primbas, George

Abstract

An air conditioning system includes a rotation driving device, an energy storage device for powering the rotation driving device, a generator electrically connected to the energy storage device, and a turboexpander. The turboexpander includes a drive shaft coupled to both the generator and the rotation driving device, and configured to be rotated by the rotation driving device. The turboexpander also includes a compressor wheel and an expander wheel. The compressor wheel is configured to pull in ambient air and generate pressurized air from the ambient air responsive to rotation of the drive shaft. The expander wheel is fluidly coupled to the compressor wheel such that the pressurized air from the compressor wheel is configured to be received in the expander wheel and converted into expanded and cooled air by the expander wheel for delivery to an environment.

IPC Classes  ?

  • F25B 9/06 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
  • F24F 5/00 - Air-conditioning systems or apparatus not covered by group or
  • F25B 43/00 - Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
  • F25B 9/00 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point

6.

Air conditioning system and transportation system including same

      
Application Number 18816006
Grant Number 12215908
Status In Force
Filing Date 2024-08-27
First Publication Date 2025-02-04
Grant Date 2025-02-04
Owner THEVU LLC (USA)
Inventor Primbas, George

Abstract

An air conditioning system is provided. The air conditioning system includes an air compressor, a battery, a generator, a blower, and a turboexpander. The air compressor generates pressurized air from ambient air. The battery is for powering the air compressor motor. The generator is electrically connected to the battery. The turboexpander includes a drive shaft, a turbine wheel coupled to the drive shaft, and an expander coupled to the drive shaft. The pressurized air provides a source of kinetic energy to directly cause the turbine wheel to rotate and generate boosted air from the pressurized air, and the boosted air from the turbine wheel is configured to be received in the expander wheel and directly cause the expander wheel and the drive shaft to rotate together with the turbine wheel, thereby generating expanded and cooled air in the expander wheel.

IPC Classes  ?

  • F25B 9/06 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
  • F24F 5/00 - Air-conditioning systems or apparatus not covered by group or
  • F25B 9/00 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
  • F25B 43/00 - Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat

7.

Air conditioning system, transportation system including the same, and associated method

      
Application Number 18612010
Grant Number 12103354
Status In Force
Filing Date 2024-03-21
First Publication Date 2024-10-01
Grant Date 2024-10-01
Owner THEVU LLC (USA)
Inventor Primbas, George

Abstract

An air conditioning system is provided. The system includes an air compressor configured to pull in ambient air and generate pressurized air from the ambient air, a blower, a generator, and a turboexpander. The turboexpander is coupled to the air compressor, the blower, and the generator. The turboexpander includes a turbine wheel configured to generate boosted air from the pressurized air from the air compressor, and an expander wheel coupled to the turbine wheel and configured to: a) generate expanded and cooled air from the boosted air, and b) create mechanical work in the generator in order to generate electricity for powering the air compressor and/or an electrical apparatus. The blower is configured to receive the expanded and cooled air from the turboexpander and deliver the expanded and cooled air to an environment.

IPC Classes  ?

  • B60H 1/00 - Heating, cooling or ventilating devices
  • B60H 1/32 - Cooling devices
  • B60L 8/00 - Electric propulsion with power supply from forces of nature, e.g. sun or wind
  • B60L 53/00 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles
  • F25B 9/00 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
  • F25B 9/06 - Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders