Patent Assignment
Reel/Frame 005214/0503
Assignment of Assignors Interest.
Recorded: 1990-01-16
Pages: 2
Assignee
DURACELL INC.
A CORP. OF DE, BETHEL, CONNECTICUT
Covered Property
(1)
Process for Producing Beta Manganese Dioxide
Patent:
4,921,689 →
Application:
07/211,309 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.