So Good That Only The Dealers Sell It (Lehon)

Documents in our library describe So Good That Only The Dealers Sell It (Lehon) as “asphalt roofing in rolls and sheets, asphalt roofing shingles, asphalt roofing strips, waterproof insulating and sheathing paper, waterproof insulating and sheathing fabrics, plastic roof coatings (made of asphalt, asbestos fiber, pulverized limestone and solvent, mixed into a plastic mass and applied with a trowel to roof surfaces and flashings to preserve them and prevent leaks), mastic flooring (made of asphalt, clay, portland cement, sand and water, applied to worn and rutted concrete floors to renew smooth surface), mastic building compounds (made of asphalt, asbestos fiber, and solvents, used to fill expansion joints and cracks in concrete roof decks and brick walls), asphalt flooring in rolls (asphalt saturated and coated felts and cotton fabrics used as floor coverings in ramps and aisles, and in stalls for animals on exhibit, etc”.¹ They give it as sold from 1925.¹

What each document says

Every statement about So Good That Only The Dealers Sell It (Lehon) in the documents, in each document's own words.

USPTO trademark case files (Trademark Full Text XML Data, Annual Applications, 2025 edition)

• Sold from: “first used in commerce 1925-10-07”, said by LEHON COMPANY, THE, as recorded by U.S. Patent and Trademark Office¹
• Description: “ASPHALT ROOFING IN ROLLS AND SHEETS, ASPHALT ROOFING SHINGLES, ASPHALT ROOFING STRIPS, WATERPROOF INSULATING AND SHEATHING PAPER, WATERPROOF INSULATING AND SHEATHING FABRICS, PLASTIC ROOF COATINGS (MADE OF ASPHALT, ASBESTOS FIBER, PULVERIZED LIMESTONE AND SOLVENT, MIXED INTO A PLASTIC MASS AND APPLIED WITH A TROWEL TO ROOF SURFACES AND FLASHINGS TO PRESERVE THEM AND PREVENT LEAKS), MASTIC FLOORING (MADE OF ASPHALT, CLAY, PORTLAND CEMENT, SAND AND WATER, APPLIED TO WORN AND RUTTED CONCRETE FLOORS TO RENEW SMOOTH SURFACE), MASTIC BUILDING COMPOUNDS (MADE OF ASPHALT, ASBESTOS FIBER, AND SOLVENTS, USED TO FILL EXPANSION JOINTS AND CRACKS IN CONCRETE ROOF DECKS AND BRICK WALLS), ASPHALT FLOORING IN ROLLS (ASPHALT SATURATED AND COATED FELTS AND COTTON FABRICS USED AS FLOOR COVERINGS IN RAMPS AND AISLES, AND IN STALLS FOR ANIMALS ON EXHIBIT, ETC”, said by LEHON COMPANY, THE, as recorded by U.S. Patent and Trademark Office¹

Kind of product

We list So Good That Only The Dealers Sell It (Lehon) with paper, felt and millboard, cloth, tape and other textiles, floor tile and refractories, from how the documents describe it. Those pages explain how such products exposed workers.

Trades that worked with products like it: Boilermakers, Flooring Installers, Refractory Bricklayers, Roofers.

References

1. USPTO trademark case files (Trademark Full Text XML Data, Annual Applications, 2025 edition) (September 24, 1947). Not yet published in our library.