IP Library › Assignment 044882/0375
Patent Assignment
Reel/Frame 044882/0375

Assignment of Assignor's Interest

Recorded: 2018-02-09 Pages: 3
Assignor
Assignee
LECHTMAN, DAVID
50 OERDER CR., 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 6, 2017
From: LECHTMAN, DAVID; JOHNSON, DAVID
To: ENGINEERING PROJECTS MANAGEMENT INTERNATIONAL
Reel/Frame 041176/0245 →