IP Library › Assignment 004118/0900
Patent Assignment
Reel/Frame 004118/0900

Assignment of Assignors Interest.

Recorded: 1983-04-15 Pages: 1
Assignors
KAVCHOK, RONALD W.
Executed: 1983-04-14
BOYLAN, FRANCIS J.
Executed: 1983-04-14
Assignee
DREW CHEMICAL CORPORATION
ONE DREW CHEMICAL PLAZA, A CORP. OF DE, BOONTON, NEW JERSEY, 07005
Covered Property (1)
Defoaming Composition
Patent: 4,477,370 →
Application: 06/485,215 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 13, 1995
From: ASHLAND OIL, INC. (A KENTUCKY CORPORATION)
To: ASHLAND INC. (A KENTUCKY CORPORATION)
Reel/Frame 007378/0147 →
Assignment of Assignor's Interest Mar 27, 1996
From: DREW CHEMICAL CORPORATION
To: ASHLAND INC.
Reel/Frame 007881/0508 →