Y COMBINATOR
LIVE

Serial Number

86444756

Owner

Y Combinator, Inc.

Attorney

Jessica L. Rothstein

First Use Date

Jun 17, 2005

Filing Date

Nov 4, 2014

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Y COMBINATOR Trademark

Serial Number: 86444756 • Registration: 4995814

Y COMBINATOR is a trademark filed by Y Combinator, Inc. on November 4, 2014. The trademark is classified under Class 36 (Insurance & Financial), Class 41 (Education & Entertainment), Class 35 (Advertising & Business). The application is currently registered and active.

Owner Contact Info

Y Combinator, Inc.

320 Pioneer Way
Mountain View, CA 94041

Entity Type: 03

Y COMBINATOR, LLC (2 trademarks)

MOUNTAIN VIEW, CA 94041

Entity Type: 16

YCX, LLC (2 trademarks)

335 PIONEER WAY
MOUNTAIN VIEW, CA 94041

Entity Type: 16

Trademark Details

Filing Date

November 4, 2014

Registration Date

July 12, 2016

First Use Anywhere

June 17, 2005

First Use in Commerce

December 8, 2005

Published for Opposition

January 19, 2016

Goods & Services

Providing education programs in the field of business to emerging and start-up companies; Peer to peer coaching in the field of business

Providing venture capital, development capital, private equity and investment funding to emerging and start-up companies

Business consulting services, business services, namely, providing assistance in development of business strategies and product ideation, business services, namely, matching, identifying and securing private investors with entrepreneurs needing funding, business assistance with acquisition and the development of business strategies, and consultancy and advisory services in the field of business strategy, all of the forgoing to emerging and start-up companies

Filing History

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Nov 15, 2025 NA89
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Nov 15, 2025 RNL1
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Nov 15, 2025 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Nov 15, 2025 APRE
TEAS SECTION 8 & 9 RECEIVED
Jul 30, 2025 E89R
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Jul 12, 2025 REM2
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
May 17, 2023 ASGN
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
Nov 27, 2021 NA85
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Nov 27, 2021 C15A
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Nov 27, 2021 APRE
TEAS SECTION 8 & 15 RECEIVED
Aug 24, 2021 E815
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
Jul 12, 2021 REM1
REGISTERED-PRINCIPAL REGISTER
Jul 12, 2016 R.PR
EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED
Jun 3, 2016 ETOP
EXTENSION OF TIME TO OPPOSE RECEIVED
Jan 30, 2016 ETOF
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Jan 19, 2016 NPUB
PUBLISHED FOR OPPOSITION
Jan 19, 2016 PUBO
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Dec 30, 2015 NONP
LAW OFFICE PUBLICATION REVIEW COMPLETED
Dec 16, 2015 PREV
APPROVED FOR PUB - PRINCIPAL REGISTER
Dec 9, 2015 CNSA
EXAMINER'S AMENDMENT ENTERED
Dec 9, 2015 XAEC
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
Dec 9, 2015 GNEN
EXAMINERS AMENDMENT E-MAILED
Dec 9, 2015 GNEA
EXAMINERS AMENDMENT -WRITTEN
Dec 9, 2015 CNEA
NOTIFICATION OF PRIORITY ACTION E-MAILED
Dec 2, 2015 GPRN
PRIORITY ACTION E-MAILED
Dec 2, 2015 GPRA
PRIORITY ACTION WRITTEN
Dec 2, 2015 CPRA
PREVIOUS ALLOWANCE COUNT WITHDRAWN
Nov 17, 2015 ZZZX
WITHDRAWN FROM PUB - OG REVIEW QUERY
Nov 3, 2015 PBCR
LAW OFFICE PUBLICATION REVIEW COMPLETED
Oct 16, 2015 PREV
APPROVED FOR PUB - PRINCIPAL REGISTER
Oct 8, 2015 CNSA
TEAS/EMAIL CORRESPONDENCE ENTERED
Sep 24, 2015 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Sep 24, 2015 CRFA
ASSIGNED TO LIE
Sep 17, 2015 ALIE
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Aug 31, 2015 TROA
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Aug 5, 2015 ASGN
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Jul 28, 2015 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Jul 28, 2015 REAP
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Mar 3, 2015 GNRN
NON-FINAL ACTION E-MAILED
Mar 3, 2015 GNRT
NON-FINAL ACTION WRITTEN
Mar 3, 2015 CNRT
ASSIGNED TO EXAMINER
Feb 24, 2015 DOCK
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Nov 14, 2014 NWOS
NEW APPLICATION ENTERED
Nov 7, 2014 NWAP