Tefweb Trademark Details

This mark is dead with a status of Abandoned - After Inter-Partes Decision. The last case file activity for this mark occured 40 years ago on Friday, March 16, 1984, according to the United State Patent & Trademark Office
Word Mark Tefweb
Status Dead 604 — Abandoned - After Inter-Partes Decision

Current Owner

Membrana, Inc. of Pleasanton, CA

View all trademarks for Membrana, Inc.
Other Trademarks for Membrana, Inc.
Serial Number 73361436
Status Date Friday, March 16, 1984
Filing Date Friday, March 16, 1984
Attorney Robert F. Green

Correspondent

Robert F. Green
Akzona Incorporated
300 S. Wacker Dr.
Chicago IL 60606

Case File Statements

Goods & Services Filters Made of Polytetrafluoroethylene and Filter Cartridges Containing Filters Made of Polytetrafluoroethylene for Air and Chemical Monitoring

Classifications

International Class Codes
011 — Class 11 is for lighting, heating, cooking, refrigeration, drying, ventilating, water supply, steam generating, and sanitary purposes. Examples include air conditioning, hot water bottles, bed warmers, blankets for non-medical purposes, and electric kettles.
U.S. Class Codes 026, 031
Status 8 — Abandoned
Status Date Wednesday, August 4, 1999
First Use Anywhere Sunday, January 1, 1978
First Use In Commerce Sunday, January 1, 1978
Primary Code 011

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