sealvo.com · USPTO Trademark Record
https://sealvo.com/chek-o-seal-72218347
Back
Updated Oct 8, 2026·23 searches this week
CHE
USPTO Trademark Record
ABANDONEDCHEK-O-SEAL
SN 72218347·Reg 808861·Filed
Advertising; business management, organization and administration; office functions.
CHEK-O-SEAL (Serial No. 72218347), Registration No. 808861, is a abandoned US trademark by POWERSEAL PIPELINE PRODUCTS CORPORATION. This trademark covers Class 035 (Advertising, business management & retail services).
Run a conflict check
Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.
Run conflict check
Other Marks by POWERSEAL PIPELINE PRODUCTS CORPORATION
Additional USPTO filings from the same owner.
Other Marks in Class 035 — Advertising, business management & retail services
Recently filed and registered marks in the same international class.
Other Marks by DAVID H. SEMMES & WARREN E. OLSEN
Additional USPTO filings handled by the same attorney of record.
