Who owns the FIBRIL trademark?

The FIBRIL trademark is owned by AMERICAN WRITING PAPER CORPORATION.

What class is the FIBRIL trademark registered in?

The FIBRIL trademark is registered in Class 037 (Construction, installation & repair services).

The USPTO serial number for FIBRIL is 71578185.

FIBRIL is registered under USPTO registration number 527351.

Updated Nov 5, 2026·38 searches this week

FIB

ABANDONED

Construction services; installation and repair services; mining extraction, oil and gas drilling.

Class 037Construction, installation & repair services

US codes: 037

First use anywhere: Dec 01, 1948

First use in commerce: Dec 01, 1948

Construction services; installation and repair services; mining extraction, oil and gas drilling.

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

Additional USPTO filings from the same owner.

HADLEY VELLUM

71537544

AMERICAN WRITING PAPER CORPORATION