Patent Assignment
Reel/Frame 006223/0287
Assignment of Assignors Interest.
Recorded: 1992-08-17
Pages: 2
Assignor
HANSEN, DAVID L.
Executed: 1992-08-13
Assignee
LANDFILL TECHNOLOGIES, INC.
P.O. BOX 519, WEST SAND LAKE, NEW YORK
Covered Property
(1)
Pozzolanic Mixture for Stabilizing Landfill Leachate
Patent:
4,917,733 →
Application:
07/272,134 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.