IP Library Assignment 031577/0300
Patent Assignment
Reel/Frame 031577/0300

Assignment of Assignor's Interest

Recorded: 2013-11-11 Pages: 2
Assignors
KERKHOFF, DIRK M.
Executed: 2011-05-05
KERKHOFF, J. CORNELIS
Executed: 2011-05-05
Assignee
BUILDWORKS SYSTEMS INC.
9962 CHAPMAN RD., ROSEDALE, B.C., V0X 1X2, CANADA
Covered Property (1)
Apparatus for Aerating and Draining
Patent: 8,708,603 →
Application: 14/074,866 →
Publication: US 2014/0060668
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 23, 2022
From: BUILDWORKS SYSTEMS INC.
To: BIOWORKS COMPOST SYSTEMS INC.
Reel/Frame 059660/0953 →