UNKNOWN VARIABLE Trademark

Trademark Overview


On Tuesday, February 20, 2001, a trademark application was filed for UNKNOWN VARIABLE with the United States Patent and Trademark Office. The USPTO has given the UNKNOWN VARIABLE trademark a serial number of 76213579. The federal status of this trademark filing is ABANDONED - NO STATEMENT OF USE FILED as of Thursday, November 28, 2002. This trademark is owned by Lightspan, Inc.. The UNKNOWN VARIABLE trademark is filed in the Computer & Software Products & Electrical & Scientific Products and Paper & Printed Material Products categories with the following description:

computer software containing databases of, and for conveying and displaying, educational or entertainment information in the fields of language arts, mathematics, science, social studies, computer skills, family education, teacher training, visual arts, theater or music; computer game programs or software

printed matter, namely, instructional manuals and instructional printed guides all featuring educational or entertainment matter in the fields of language arts, mathematics, science, social studies, computer skills, family education, teacher training, visual arts, theater or music
unknown variable

General Information


Serial Number76213579
Word MarkUNKNOWN VARIABLE
Filing DateTuesday, February 20, 2001
Status606 - ABANDONED - NO STATEMENT OF USE FILED
Status DateThursday, November 28, 2002
Registration Number0000000
Registration DateNOT AVAILABLE
Mark Drawing1000 - Typeset: Word(s) / letter(s) / number(s)
Published for Opposition DateTuesday, September 4, 2001

Trademark Statements


Goods and Servicescomputer software containing databases of, and for conveying and displaying, educational or entertainment information in the fields of language arts, mathematics, science, social studies, computer skills, family education, teacher training, visual arts, theater or music; computer game programs or software
Goods and Servicesprinted matter, namely, instructional manuals and instructional printed guides all featuring educational or entertainment matter in the fields of language arts, mathematics, science, social studies, computer skills, family education, teacher training, visual arts, theater or music

Classification Information


International Class009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus.
US Class Codes021, 023, 026, 036, 038
Class Status Code6 - Active
Class Status DateMonday, March 12, 2001
Primary Code009
First Use Anywhere DateNOT AVAILABLE
First Use In Commerce DateNOT AVAILABLE

International Class016 - Paper, cardboard and goods made from these materials, not included in other classes; printed matter; bookbinding material; photographs; stationery; adhesives for stationery or household purposes; artists' materials; paint brushes; typewriters and office requisites (except furniture); instructional and teaching material (except apparatus); plastic materials for packaging (not included in other classes); printers' type; printing blocks.
US Class Codes002, 005, 022, 023, 029, 037, 038, 050
Class Status Code6 - Active
Class Status DateMonday, March 12, 2001
Primary Code016
First Use Anywhere DateNOT AVAILABLE
First Use In Commerce DateNOT AVAILABLE

Trademark Owner History


Party NameLightspan, Inc.
Party Type20 - Owner at Publication
Legal Entity Type03 - Corporation
AddressSan Diego, CA 921211520

Party NameLightspan, Inc.
Party Type10 - Original Applicant
Legal Entity Type03 - Corporation
AddressSan Diego, CA 921211520

Trademark Events


Event DateEvent Description
Saturday, June 7, 2003ABANDONMENT - NO USE STATEMENT FILED
Saturday, June 1, 2002EXTENSION 1 GRANTED
Monday, May 13, 2002EXTENSION 1 FILED
Thursday, May 16, 2002PAPER RECEIVED
Tuesday, November 27, 2001NOA MAILED - SOU REQUIRED FROM APPLICANT
Tuesday, September 4, 2001PUBLISHED FOR OPPOSITION
Wednesday, August 15, 2001NOTICE OF PUBLICATION
Tuesday, July 17, 2001APPROVED FOR PUB - PRINCIPAL REGISTER
Thursday, June 28, 2001ASSIGNED TO EXAMINER
Wednesday, June 20, 2001ASSIGNED TO EXAMINER