IP Library Assignment 003909/0183
Patent Assignment
Reel/Frame 003909/0183

Assignment of Assignors Interest.

Recorded: 1981-09-11 Pages: 1
Covered Property (1)
Flame Retardant with Improved Durability Comprising an Alkali Metal Polyantimonate and Cellulosic Material Treated Therewith in the Absence of Chlorine
Patent: 4,307,148 →
Application: 06/068,260 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Oct 21, 1983
From: HARSHAW CHEMICAL COMPANY, THE
To: HARSHAW/FILTROL PARTNERSHIP, A PARTNERSHIP OF DE
Reel/Frame 004190/0754 →