IP Library › Assignment 070419/0906
Patent Assignment
Reel/Frame 070419/0906

Assignment of Assignor's Interest

Recorded: 2025-03-06 Pages: 5
Assignor
ROTONIX CHINA CO., LTD.
Executed: 2024-12-30
Assignee
BEIJING ZHONGFEI ENERGY STORAGE TECHNOLOGY CO. LTD.
NO. F0018, 2ND FLOOR, BLDG. 16, NO. 37 CHAOQIAN RD., CHANGPING DIST., SCIENCE AND TECHNOLOGY PARK, BEIJING, CHINA
Covered Properties (9)
Electromechanical Flywheel
Patent: 9,148,037 →
Application: 13/342,886 →
Publication: US 2014/0084756
Homopolar Motor-Generator
Patent: 8,917,004 →
Application: 13/343,603 →
Publication: US 2014/0084714
Electromechanical Flywheel with Evacuation System
Patent: 9,077,211 →
Application: 13/849,484 →
Publication: US 2013/0264914
Electromechanical Flywheel Containment System
Patent: 9,548,636 →
Application: 14/350,147 →
Publication: US 2014/0300224
Electromechanical Flywheel Cooling System
Patent: 9,641,051 →
Application: 14/354,121 →
Publication: US 2014/0292120
Electromechanical Flywheels
Patent: 9,673,680 →
Application: 14/355,199 →
Publication: US 2014/0300227
Homopolar Motor-Generators
Patent: 9,548,645 →
Application: 14/578,966 →
Publication: US 2015/0097459
Electromechanical Flywheel Device
Patent: 9,831,742 →
Application: 14/583,629 →
Publication: US 2015/0123505
Electromechanical Flywheel with Evacuation System
Patent: 9,843,237 →
Application: 14/792,417 →
Publication: US 2015/0318758
Related Assignments (8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 24, 2012
From: KALEV, CLAUDE MICHAEL; HOFMANN, HEATH F.
To: ROTONIX USA, INC.
Reel/Frame 028627/0590 →
Assignment of Assignor's Interest Oct 31, 2014
From: ROTENERGY HOLDINGS, LTD.
To: ROTONIX HONG KONG LIMITED
Reel/Frame 034080/0165 →
Assignment of Assignor's Interest Oct 31, 2014
From: ROTONIX USA, INC.
To: ROTENERGY HOLDINGS, LTD.
Reel/Frame 034079/0858 →
Assignment of Assignor's Interest Dec 22, 2014
From: KALEV, CLAUDE MICHAEL; HOFMANN, HEATH F
To: ROTONIX HONG KONG LIMITED
Reel/Frame 034567/0775 →
Assignment of Assignor's Interest Jan 21, 2015
From: KALEV, CLAUDE MICHAEL; HOFMANN, HEATH F.
To: ROTONIX HONG KONG LIMITED
Reel/Frame 034771/0757 →
Assignment of Assignor's Interest Feb 12, 2015
From: KALEV, CLAUDE MICHAEL; HOFMANN, HEATH F.
To: ROTONIX HONG KONG LIMITED
Reel/Frame 034952/0494 →
Assignment of Assignor's Interest Jun 13, 2018
From: KALEV, CLAUDE MICHAEL
To: ROTONIX CHINA CO., LTD
Reel/Frame 046071/0981 →
Assignment of Assignor's Interest Jun 13, 2018
From: ROTONIX HONG KONG LIMITED
To: ROTONIX CHINA CO., LTD
Reel/Frame 046352/0077 →