Who owns the SIGHTLINE INSTITUTE trademark?

The SIGHTLINE INSTITUTE trademark is owned by Sightline Institute.

What is the serial number for SIGHTLINE INSTITUTE?

The USPTO serial number for SIGHTLINE INSTITUTE is 99554700.

What is the registration number for SIGHTLINE INSTITUTE?

SIGHTLINE INSTITUTE is registered under USPTO registration number 0.

SIG

USPTO Trademark Record

PENDING

SIGHTLINE INSTITUTE

Q: What class is the SIGHTLINE INSTITUTE trademark registered in?

The SIGHTLINE INSTITUTE trademark is registered in Class 035 (Advertising, business management & retail services), Class 036 (Insurance, financial & real estate services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services), Class 045 (Legal, security & personal social services).

SN 99554700·Reg 0·Filed Dec 18, 2025

Owner Sightline Institute

Advertising; business management, organization and administration; office functions.; Financial, monetary and banking services; insurance services; real estate services.; Education; providing of training; entertainment; sporting and cultural activities.; 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.; Legal services; security services for the physical protection of tangible property and individuals; dating services, online social networking services; funerary services; babysitting.

SIGHTLINE INSTITUTE (Serial No. 99554700), Registration No. 0, is a pending US trademark filed on Dec 18, 2025 by Sightline Institute. This trademark covers Class 035 (Advertising, business management & retail services), Class 036 (Insurance, financial & real estate services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services), Class 045 (Legal, security & personal social services).

Office Action response: December 01, 202654 days remaining

Mark Intelligence

SIGHTLINE INSTITUTE (Reg. #0) is a pending US trademark that was filed in 2025 and is currently under USPTO examination. The mark covers Class 035 (Advertising, business management & retail services), Class 036 (Insurance, financial & real estate services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services) and Class 045 (Legal, security & personal social services) respectively. Goods and services include Advertising; business management, organization and administration; office functions.; Financial, monetary and banking se....

FILED

Dec 18, 2025

SERIAL

99554700

REG#

Owner

Applicant

Sightline Institute

Entity

Non-Profit Corporation

State

Address

92 Lenora St. #189, Seattle, WA, 98121

Country

Attorney

NameConnie L. Ellerbach

Law firm

Connie L. Ellerbach Fenwick & West LLP

Docket

B9403-00070

Address

801 California Street, Mountain View, CA 94041, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusPENDING

Filing DateDec 18, 2025

Serial Number99554700

Registration No.0

Status DateSep 01, 2026

Mark TypeStandard characters

Attorney DocketB9403-00070

Status DescriptionLive and pending, non-final action mailed

Filing Signals

FILED

2025

YEARS AGO

CLASSES

MADRID FILINGS

—

Search 14M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 035Advertising, business management & retail services

US codes: 100, 101, 102

First use anywhere: Apr 30, 1993