Patent Assignment
Reel/Frame 003868/0583
Assignment of Assignors Interest.
Recorded: 1981-02-19
Pages: 2
Assignee
Covered Property
(1)
Sheet-Material Authenticated Item with Reflective-Diffractive Authenticating Device
Patent:
4,892,385 →
Application:
06/235,970 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.