Patent Assignment
Reel/Frame 006358/0628
Assignment of Assignors Interest.
Recorded: 1992-09-11
Pages: 2
Assignor
HOFFMAN, DAVID C.
Executed: 1992-09-08
Assignee
CHEMICAL LIME COMPANY
P.O. BOX 121874, FORT WORTH, TEXAS, 76121-1874
Covered Property
(1)
Method for Producing Enhanced Soil Stabilization Reactions Between Lime and Clay Soils Due to the Effect of Silica Addition
Patent:
5,336,022 →
Application:
07/943,940 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Sep 11, 1992
From: MCKENNON, J. T.
To: CHEMICAL LIME COMPANY
Reel/Frame 006358/0624 →
Assignment of Assignors Interest.
Sep 11, 1992
From: HAINS, NORMAN L.
To: CHEMICAL LIME COMPANY
Reel/Frame 006358/0630 →
Change of Name
May 4, 2010
From: CHEMICAL LIME COMPANY
To: LHOIST NORTH AMERICA, INC.
Reel/Frame 024329/0677 →