Who owns the SIDEKICK trademark?

The SIDEKICK trademark is owned by T-MOBILE USA, INC..

What class is the SIDEKICK trademark registered in?

The SIDEKICK trademark is registered in Class 016 (Paper goods, books & stationery).

What is the serial number for SIDEKICK?

The USPTO serial number for SIDEKICK is 73624390.

What is the registration number for SIDEKICK?

SIDEKICK is registered under USPTO registration number 1438586.

Sealvo

Home Search: SIDEKICKSIDEKICK #73624390

Back

Updated Nov 5, 2026·23 searches this week

View on USPTO TSDR Find similar marks

Section 8 & 9 renewal window

May 05, 2027

180 days remaining

SID

SIDEKICK

REGISTERED

Serial: 73624390
Reg: 1438586
Filed: Oct 06, 1986
Owner: T-MOBILE USA, INC.

Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furniture; adhesives for stationery or household purposes; drawing materials and materials for artists; paintbrushes; instructional and teaching materials; plastic sheets, films and bags for wrapping and packaging; printers' type, printing blocks.

What to file next

Section 9 renewal, filed with a Section 8 declaration

When: Due between the ninth and tenth anniversary of registration, then before each tenth anniversary after that.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed renewal cancels the registration, and there is no revival route for it.

How Section 9 renewal works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 016Paper goods, books & stationery

US codes: 038

First use anywhere: Jun 20, 1984

First use in commerce: Jun 20, 1984

This description is as filed with the USPTO and defines the scope of trademark protection.

Status History

35 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jul 31, 2026

Code APRE

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Jul 31, 2026

Code 89AG

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Jul 31, 2026

Code RNL3

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Jul 31, 2026

Code NA89

TEAS SECTION 8 & 9 RECEIVED

Jun 01, 2026

Code E89R

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

May 05, 2026

Code REM2

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Apr 20, 2023

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 20, 2023

Code ARAA

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Apr 20, 2023

Code EWAF

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 20, 2023

Code TCCA

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 08, 2020

Code ASCK

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Sep 29, 2017

Code 89AG

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Sep 29, 2017

Code RNL2

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Sep 29, 2017

Code NA89

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 26, 2017

Code APRE

TEAS SECTION 8 & 9 RECEIVED

Aug 22, 2017

Code E89R

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

May 05, 2016

Code REM2

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Nov 25, 2015

Code ASCK

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Mar 13, 2013

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 13, 2013

Code ARAA

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Aug 12, 2009

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 12, 2009

Code ARAA

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Jun 12, 2007

Code 89AG

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jun 12, 2007

Code RNL1

ASSIGNED TO PARALEGAL

Jun 01, 2007

Code PLGL

TEAS SECTION 8 & 9 RECEIVED

May 07, 2007

Code E89R

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

May 07, 2007

Code 89AF

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 14, 2007

Code TCCA

CASE FILE IN TICRS

Nov 16, 2006

Code CFIT

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Feb 03, 1993

Code C15A

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

Oct 20, 1992

Code 815F

REGISTERED-PRINCIPAL REGISTER

May 05, 1987

Code R.PR

PUBLISHED FOR OPPOSITION

Feb 10, 1987

Code PUBO

NOTICE OF PUBLICATION

Jan 11, 1987

Code NPUB

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 11, 1986

Code CNSA

SIDEKICK

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by T-MOBILE USA, INC.

Other Marks in Class 016 — Paper goods, books & stationery

Other Marks by Amanda Rosen

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Industries

USPTO Deadlines

Compare

Resources

Company