Key management scheme for use with electronic cards | Patent Number 05513261
US 05513261 NAFilled DateDec 29, 1993
Priority DateDec 29, 1993
Publication Date-
Expiration DateDec 29, 2013
Inventor/Applicants David P. Maher
ExaminesBARRON JR, GILBERTO
Art Unit2202
Technology Center2200
Law Firm
You must be logged in to view
LoginAttorneys
Subscription-Only
View Concierge ProgramEmpower your practice with Patexia Publication Prosecution IP Module.
Get access to our exclusive rankings and unlock powerful data.
Looking for a Publication Attorney?
Get in touch with our team or create your account to start exploring a
network of over 120K attorneys.