PRODUCTIVITY THROUGH EDUCATION (U.S. Trademark Serial Number 74126426) is a United States trademark of LEARNING TREE INTERNATIONAL, INC.. The goods and services include: educational services; namely, conducting courses in engineering science, business, management, communications, computers, electronics [, and manufacturing ] . The correspondent is THEODORE D. LIENESCH of THOMPSON HINE LLP.

This trademark was filed on December 26, 1990 as United States Trademark Application Serial Number 74126426. The trademark application was registered on December 17, 1991 as U.S. Trademark Registration 1668858.

Trademark PTO Status History

July 01, 2022 – CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9

December 17, 2020 – COURTESY REMINDER – SEC. 8 (10-YR)/SEC. 9 E-MAILED

August 13, 2011 – REGISTERED AND RENEWED (SECOND RENEWAL – 10 YRS)

August 13, 2011 – REGISTERED – SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

August 12, 2011 – TEAS SECTION 8 & 9 RECEIVED

December 10, 2007 – CASE FILE IN TICRS

February 06, 2002 – REGISTERED AND RENEWED (FIRST RENEWAL – 10 YRS)

February 06, 2002 – REGISTERED – SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

View full trademark status information at USPTO

Ownership History

LEARNING TREE INTERNATIONAL, INC.

Learning Tree International, Inc.

Learning Tree International, Inc.

View documents on file at USPTO

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