Camfil has been at the forefront of clean air technology for over 60 years. We pride ourselves in developing innovate products and solutions year after year. Many of our inventions are protected by patents, which give us time to recoup our investment without being unfairly copied.

As permitted under U.S. patent laws, this virtual patent marking page lists select Camfil products protected by patent. This list is dynamic and not all-inclusive. The products listed below and other products may be protected by one or more additional patents and pending patents in the U.S. and elsewhere.

In accordance with 35 U.S.C. § 287(a), Camfil provides notice that the following Camfil products are protected by the associated patents listed below.