IP Library › Assignment 041176/0245
Patent Assignment
Reel/Frame 041176/0245

Assignment of Assignor's Interest

Recorded: 2017-02-06 Pages: 4
Assignors
LECHTMAN, DAVID
Executed: 2017-02-01
JOHNSON, DAVID
Executed: 2017-02-02
Assignee
ENGINEERING PROJECTS MANAGEMENT INTERNATIONAL
PO BOX 1665, FREE STATE, SASOLBURG, 1947, SOUTH AFRICA
Covered Property (1)
Terminating Expansion Of Underground Coal Fires And Protecting The Environment
Patent: 9,724,548 →
Application: 14/805,467 →
Publication: US 2017/0021207
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 24, 2015
From: LECHTMAN, DAVID; JOHNSON, DAVID
To: ENGINEERING PROJECTS MANAGEMENT INTERNATIONAL LTD
Reel/Frame 036175/0681 →
Assignment of Assignor's Interest Feb 9, 2018
From: ENGINEERING PROJECTS MANAGEMENT INTERNATIONAL LTD
To: LECHTMAN, DAVID
Reel/Frame 044882/0375 →