| Posted in:Patents

The patent truth, did you know…

The Truth About WD-40


WD-40 (Water Displacement, 40th formula) was never patent protected. The ubiquitous rust inhibitor found in shops and garages everywhere first became commercially available in 1958. Apparently, the product was not patented in 1953 to avoid disclosing the details of its composition. Instead, the formula is and remains a trade secret.

Facts from the Patent Guys – contact us for more information about patents for your business.

Arthur M. Peslak, Esq. Registered Patent Attorney
Richard Malagiere, Esq. Registered Patent Attorney

The Patent Guys are attorneys in the Intellectual Property Practice Group of the law firm of Gertner Mandel LLC providing legal support for legal, technical & business issues.