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SYNSAGE - Owned by Yan Xuekai - (Class 042) | Sealvo

Home Search: SYNSAGESYNSAGE #99488677

Updated Sep 30, 2026·10 searches this week

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SYN

USPTO Trademark Record

PENDING

SYNSAGE

SN 99488677·Reg 0·Filed Nov 10, 2025

Owner Yan Xuekai

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

SYNSAGE (Serial No. 99488677), Registration No. 0, is a pending US trademark filed on Nov 10, 2025 by Yan Xuekai. This trademark covers Class 042 (Scientific, technology & SaaS services).

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Mark Intelligence

SYNSAGE (Reg. #0) is a pending US trademark that was filed in 2025 and is currently under USPTO examination. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Nov 10, 2025

SERIAL

99488677

REG#

0

REGISTERED

Dec 31, 1969

Filing Information

StatusPENDING

Filing DateNov 10, 2025

Serial Number99488677

Registration No.0

Registration DateDec 31, 1969

Status DateMay 12, 2026

Published for OppositionApr 14, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

1

OFFICE

USPTO

COUNTRY

US

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Sep 29, 2025

First use in commerce: Sep 29, 2025

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

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

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Status History

13 events

EXTENSION OF TIME TO OPPOSE RECEIVED

May 12, 2026

EXTENSION OF TIME TO OPPOSE RECEIVED

PUBLISHED FOR OPPOSITION

Apr 14, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 14, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 08, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Mar 20, 2026

ASSIGNED TO EXAMINER

EXAMINERS AMENDMENT -WRITTEN

Mar 20, 2026

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Mar 20, 2026

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Mar 20, 2026

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Mar 20, 2026

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 20, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 12, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Nov 10, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Nov 10, 2025

APPLICATION FILING RECEIPT MAILED

Other Marks by Yan Xuekai

Additional USPTO filings from the same owner.

OMNISCRIBER

99510787

Yan Xuekai

SYNSAGE

99488659

Yan Xuekai

Other Marks by BIANCA K TENERELLA

Additional USPTO filings handled by the same attorney of record.

ESBP APPAREL

99300042

BTBT ARTCHARMS

99379839

BD TYBDGXD

99503750

WAIJIESHOU

99416491