Patent Assignment
Reel/Frame 004066/0688
Assignment of Assignors Interest.
Recorded: 1982-11-01
Pages: 2
Assignors
GREEN, HAROLD A.
Executed: 1982-10-14
WEINSTEIN, MORRIS
Executed: 1982-10-14
PRODO, KENNETH W.
Executed: 1982-10-14
Assignee
KEWANEE INDUSTRIES, INC.
99 PARK AVE., NEW YORK, NEW YORK, 10016
Covered Property
(1)
Foaming Agents for Use in Drilling for Oil and Gas
Patent:
4,425,243 →
Application:
06/435,720 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jun 9, 1983
From: KEWANEE INDUSTRIES, INC.
To: MILLMASTER ONYX GROUP, INC., A DE CORP.
Reel/Frame 004139/0909 →
Security Interest
Jun 9, 1983
From: MILLMASTER ONYX GROUP, INC., A DE CORP.
To: BARCLAYS AMERICAN, 1 BUSINESS CREDIT, INC.
Reel/Frame 004139/0941 →
Assignment of Assignors Interest.
Sep 2, 1986
From: MILLMASTER ONYX GROUP, INC., A CORP. OF DE.
To: STEPAN COMPANY, NORTHFIELD, IL 60093 A CORP. OF DE.
Reel/Frame 004606/0309 →