Patent Assignment
Reel/Frame 006034/0881
Assignment of Assignors Interest.
Recorded: 1992-03-09
Pages: 2
Assignor
CHEMSTAR LIME COMPANY A CORP. OF ARIZONA
Executed: 1992-02-12
Assignee
CHEMICAL LINE COMPANY
P.O. BOX 121874, A CORP. OF NEVADA, FORT WORTH, TEXAS, 76121-1874
Covered Property
(1)
Method for Improving the Characteristics of Sulfate Bearing Soils
Patent:
5,122,012 →
Application:
07/650,748 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 5, 1991
From: WALKER, DANIEL D. JR.
To: CHEMSTAR LIME COMPANY, 2800 NORTH 44TH STREET, SUITE 400, PHOENIX, AZ 85008-1557, A CORP. OF AZ
Reel/Frame 005615/0005 →
Assignment of Assignors Interest.
Jan 30, 1992
From: CHEMSTAR LINE COMPANY
To: CHEMICAL LIME COMPANY
Reel/Frame 006115/0001 →
Change of Name
May 4, 2010
From: CHEMICAL LIME COMPANY
To: LHOIST NORTH AMERICA, INC.
Reel/Frame 024329/0677 →