Patent Assignment
Reel/Frame 005004/0303
Security Interest
Recorded: 1988-11-22
Pages: 4
Assignor
KEYSTONE MEDICAL CORPORATION
Executed: 1988-11-16
Assignee
Covered Properties
(3)
Reagent and Method for the Determination of Cholesterol
Patent:
4,212,938 →
Application:
05/360,515 →
Cholesterol Assay
Patent:
3,907,645 →
Application:
05/435,892 →
Drug Abuse Test Paper
Patent:
4,752,448 →
Application:
06/943,539 →
Related Assignments
(2)
Other recorded transfers of the patents in this record — the chain of ownership.