Who owns the STACK PT trademark?

The STACK PT trademark is owned by Stack Systems Inc..

What class is the STACK PT trademark registered in?

The STACK PT trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for STACK PT?

The USPTO serial number for STACK PT is 50025583.

What is the registration number for STACK PT?

STACK PT is registered under USPTO registration number 0.

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Updated Sep 24, 2026·35 searches this week

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STA

USPTO Trademark Record

PENDING

STACK PT

SN 50025583·Reg 0·Filed Jul 31, 2026

Owner Stack Systems Inc.

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.

STACK PT (Serial No. 50025583), Registration No. 0, is a pending US trademark filed on Jul 31, 2026 by Stack Systems Inc.. This trademark covers Class 042 (Scientific, technology & SaaS services).

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Mark Intelligence

STACK PT (Reg. #0) is a pending US trademark that was filed in 2026 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....

FILED

Jul 31, 2026

SERIAL

50025583

REG#

REGISTERED

Dec 31, 1969

Filing Information

StatusPENDING

Filing DateJul 31, 2026

Serial Number50025583

Registration No.0