XAMARIN
Dead / Cancelled — Cancelled — Section 8 (as of 21 Aug 2026)
What this means for you
This registration has been cancelled; it no longer blocks anyone on its own. The name may be available, but check before relying on it — rights can also come from actual use, not only from the register.
Record
- Serial number
- 86683741
- Registration number
- 4898277
- Mark type
- Stylized text
- Filed
- 06 Jul 2015
- Published for opposition
- 24 Nov 2015
- Registered
- 09 Feb 2016
- Attorney of record
- April L. Besl
Goods and services
- Class 009 — Scientific and electric apparatus: Computer software platforms for mobile devices for use in the creation, development and operation of software applications; software development tools for the creation of applications for mobile devices
Owner
- MICROSOFT CORPORATION, Cincinnati, OH, US
- Xamarin, Inc., San Francisco, CA, US
- Xamarin, Inc., San Francisco, CA, US
- Xamarin, Inc., San Francisco, CA, US
Prosecution history
- 21 Aug 2026 — CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9
- 09 Feb 2025 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 14 Mar 2023 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 14 Mar 2023 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 14 Mar 2023 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 14 Mar 2023 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 14 Mar 2023 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 21 Jun 2022 — NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
- 21 Jun 2022 — REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
- 17 Jun 2022 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 05 Jan 2022 — TEAS SECTION 8 & 15 RECEIVED
- 09 Feb 2021 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
- 10 Oct 2020 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 10 Oct 2020 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 10 Oct 2020 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED