Patents Assigned to PROTERRA POWERED LLC
  • Composite battery pack wall with mica inner layer
    Patent number: 12555855
    Abstract: A battery pack includes a housing configured to house one or more battery packs comprising battery cells, the housing including a plurality of walls. at least one of the plurality of walls includes a first insulating layer comprising a phyllosilicate mineral and/or a ceramic; a first metallic layer connected to the first insulating layer; a second insulating layer connected to the first metallic layer; and a second metallic layer connected to the second insulating layer.
    Type: Grant
    Filed: November 3, 2022
    Date of Patent: February 17, 2026
    Assignee: PROTERRA POWERED LLC
    Inventors: Cagkan Yildiz, Rahul Patel, Rosie Mottsmith
  • Battery cassette
    Patent number: 12476315
    Abstract: A battery cassette is disclosed. The battery cassette may include a frame including one or more hollow tubes. The battery cassette may further include a seal component having one or more hollow tubes aligned with the hollow tubes of the frame. The frame and the seal component may be configured to receive one or more battery cells in the hollow tubes.
    Type: Grant
    Filed: January 3, 2023
    Date of Patent: November 18, 2025
    Assignee: PROTERRA POWERED LLC
    Inventors: Nicholas H. Herron, Derek R. Paul, Dustin L. Grace
  • BATTERY SYSTEM
    Publication number: 20250350130
    Abstract: A battery system of an electric vehicle includes a plurality of battery packs. Each battery pack includes a plurality of battery cells enclosed within a housing. A battery management device is electrically connected to each of the battery packs and configured to control an electrical output of the plurality of battery packs.
    Type: Application
    Filed: July 22, 2025
    Publication date: November 13, 2025
    Applicant: PROTERRA POWERED LLC
    Inventors: David LAI, Dustin GRACE, Derek R. PAUL, Yale CHEN, Cagkan YILDIZ
  • Battery system
    Patent number: 12394994
    Abstract: A battery system of an electric vehicle includes a plurality of battery packs. Each battery pack includes a plurality of battery cells enclosed within a housing. A battery management device is electrically connected to each of the battery packs and configured to control an electrical output of the plurality of battery packs.
    Type: Grant
    Filed: April 9, 2025
    Date of Patent: August 19, 2025
    Assignee: Proterra Powered LLC
    Inventors: David Lai, Dustin Grace, Derek R. Paul, Yale Chen, Cagkan Yildiz
  • BATTERY SYSTEM
    Publication number: 20250239871
    Abstract: A battery system of an electric vehicle includes a plurality of battery packs. Each battery pack includes a plurality of battery cells enclosed within a housing. A battery management device is electrically connected to each of the battery packs and configured to control an electrical output of the plurality of battery packs.
    Type: Application
    Filed: April 9, 2025
    Publication date: July 24, 2025
    Applicant: PROTERRA POWERED LLC
    Inventors: David LAI, Dustin GRACE, Derek R. PAUL, Yale CHEN, Cagkan YILDIZ
  • BATTERY VENT SYSTEM
    Publication number: 20250158210
    Abstract: A vent system is disclosed that is positionable in an outer wall of a battery pack. The vent system can include a carrier plate, an annular ring extended from the carrier plate, a valve disposed in a lumen of the annular ring, and a plurality of spokes extending from the annular ring toward a central axis of the annular ring, the plurality of spokes configured to melt during thermal runaway and expose a hole of the outer wall of the battery pack.
    Type: Application
    Filed: January 16, 2025
    Publication date: May 15, 2025
    Applicant: PROTERRA POWERED LLC
    Inventors: Duybao DAO, Nicholas H. HERRON, Derek R. PAUL
  • Battery vent system
    Patent number: 12237531
    Abstract: A battery pack includes an outer housing including a plurality of walls, at least one battery cell enclosed within the plurality of walls, a vent system disposed in at least one of the plurality of walls, and a disk provided between the cover and the valve. The vent system includes a carrier plate, an annular ring extending from the carrier plate and defining a lumen, a valve disposed in the lumen, and a cover attached to the carrier plate.
    Type: Grant
    Filed: May 20, 2022
    Date of Patent: February 25, 2025
    Assignee: PROTERRA POWERED LLC
    Inventors: Duybao Dao, Nicholas H. Herron, Derek R. Paul
  • Battery system of an electric vehicle
    Patent number: 12233697
    Abstract: A battery system for an electric vehicle includes a first battery module with a first heater and a second battery module with a second heater. The battery system also includes a control system configured to selectively activate the first or the second heater to dissipate energy from the first or the second battery module.
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: February 25, 2025
    Assignee: PROTERRA POWERED LLC
    Inventors: Dustin Grace, Brian Pevear