KEYSTONE LEARNING SYSTEMS Trademark
Serial Number: 74306760
KEYSTONE LEARNING SYSTEMS is a trademark filed by
CLINT B. ARGYLE
on August 21, 1992. The trademark is classified under Class 41 (Education & Entertainment).
The application is currently no longer active.
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
August 21, 1992
Registration Date
Not Registered
Goods & Services
training products for computer software
Filing History
ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE
Aug 11, 1993 ABN2
NON-FINAL ACTION MAILED
Dec 2, 1992 CNRT
ASSIGNED TO EXAMINER
Oct 29, 1992 DOCK
