STACK OVERFLOW
Live / Registered — Registered — Sections 8 & 15 accepted and acknowledged (as of 30 Oct 2025)
What this means for you
Registered since 16 Jul 2019. The owner can stop confusingly similar uses in the classes it covers.
Record
- Serial number
- 87772598
- Registration number
- 5803103
- Mark type
- Stylized text
- Filed
- 26 Jan 2018
- Published for opposition
- 30 Apr 2019
- Registered
- 16 Jul 2019
- Attorney of record
- Michael A. Geller
Goods and services
- Class 009 — Scientific and electric apparatus: Downloadable computer program allowing users within an organization to ask and answer questions on a variety of topics of general interest, to search for and obtain information requested by users, to locate specific information requested by users, to create a community within an organization for registered users to participate in discussions, to get feedback from peers within an organization, to form virtual communities, and to engage in social networking; downloadable mobile applications featuring user-defined information, allowing users to ask and answer questions on a variety of topics of general interest, providing search engines for obtaining information requested by users, providing customized searching to locate specific information requested by users, creating a community for registered users to participate in discussions, getting feedback from peers, forming virtual communities, and engaging in social networking
- Class 042 — Scientific and technological services: Computer services, namely, providing customized online websites featuring user-defined information; computer services, namely, hosting a webpage for users to ask and answer questions on a variety of topics of general interest, providing search engines for obtaining information requested by users on a global computer network, providing customized computer searching of a webpage to locate specific information requested by users, creating an on-line community for registered users to participate in discussions, get feedback from their peers, form virtual communities, and engage in social networking; application service provider featuring application programming interface (API) software for use in building software applications
Owner
- Stack Exchange, Inc., New York, CO, US
- Stack Exchange, Inc., New York, NY, US
- Stack Exchange, Inc., New York, NY, US
Prosecution history
- 30 Oct 2025 — NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
- 30 Oct 2025 — REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
- 30 Oct 2025 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 03 Jul 2025 — TEAS SECTION 8 & 15 RECEIVED
- 16 Jul 2024 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
- 16 Jul 2019 — REGISTERED-PRINCIPAL REGISTER
- 30 Apr 2019 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 30 Apr 2019 — PUBLISHED FOR OPPOSITION
- 10 Apr 2019 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
- 20 Mar 2019 — APPROVED FOR PUB - PRINCIPAL REGISTER
- 05 Mar 2019 — TEAS/EMAIL CORRESPONDENCE ENTERED
- 05 Mar 2019 — CORRESPONDENCE RECEIVED IN LAW OFFICE
- 05 Mar 2019 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 01 Mar 2019 — ASSIGNED TO LIE
- 26 Feb 2019 — TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED