The following Cascadia Windows Ltd. products are protected by patents in Canada, the United States, the European Union, and elsewhere. This website is provided to satisfy the virtual marking provisions of various jurisdictions including the virtual patent marking provisions of the America Invents Act. This page is intended to serve as notice under 35 U.S.C. § 287(a).

Cascadia Clip®: Protected by U.S. Patent D666,894, Canadian industrial design registration No. 140,168, European Community design registration No.001929589, and Canadian Patent No. 2,763,058. Additional patents are pending in the U.S., and may be elsewhere.

Universal Series™ window: Protected by European Community design registration No.003351519. Additional patents are pending in the U.S. and Canada, and may be elsewhere.

Notice to User: The patent process is dynamic and the content of this list and association between products and patent documents may change due to events including, but not limited to: filing, publication, issuance, licensing, product changes, expiration, abandonment, and other circumstances. The content of this list is updated from time to time but may not be up to date at the specific time you visit this link. Patent applications may be pending or published and patents may have issued in the United States and elsewhere which are not identified on this list. This list may be unavailable from time to time without notice as part of maintenance or an unintended outage. Efforts will be made to maintain this page active. This list might not be all inclusive and other products not listed here may be associated with one or more patent documents in the United States or elsewhere. Absence of any patent document from this list does not prevent enforcing any and all legal rights associated with the patent document.