Patent Assignment
Reel/Frame 003926/0357
Assignment of Assignors Interest.
Recorded: 1981-07-29
Pages: 1
Assignee
DEARBORN CHEMICALS LTD., A BRITISH COMPANY
WIDNES, CHESHIRE 8 8TZ WA, ENGLAND, UNITED KINGDOM
Covered Property
(1)
Treatment of Aqueous Systems
Patent:
4,557,896 →
Application:
06/271,872 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.