This page is intended to serve as notice.

 

 

The following products including but not limited to Air Admittance valve(s) and/or Check valve(s) are protected by patents in the U.S. and elsewhere. This website is provided to satisfy the virtual patent marking provisions of various jurisdictions, in particular it is intended to serve as notice under 35 U.S.C. § 287(a). Additional patents may be pending in U.S. and elsewhere.

 

 

All products marked "Pat.Antiairlock.com" including but not limited to Air Admittance valve(s) and/or Check valve(s) are protected by the following patents U.S. Pat. Nos. 9,797,120; 9,926,691; 9,657,468; 10,030,372; 10,132,425; 10,253,485.  Other patents pending. 

 

All product parts marked "Pat.Antiairlock.com" including but not limited to Air Admittance valve(s) and/or Check valve(s) are protected by the following patents U.S. Pat. Nos. 9,797,120; 9,926,691; 9,657,468; 10,030,372; 10,132,425; 10,253,485. Other patents pending. 

 

All labels marked "Pat.Antiairlock.com" including but not limited to Air Admittance valve(s) and/or Check valve(s) are protected by the following patents U.S. Pat. Nos. 9,797,120; 9,926,691; 9,657,468; 10,030,372; 10,132,425; 10,253,485.  Other patents pending. 

 

All packaging marked "Pat.Antiairlock.com" including but not limited to Air Admittance valve(s) and/or Check valve(s) are protected by the following patents U.S. Pat. Nos. 9,797,120; 9,926,691; 9,657,468; 10,030,372; 10,132,425; 10,253,485. Other patents pending.

 

All documents marked "Pat.Antiairlock.com" including but not limited to Air Admittance valve(s) and/or Check valve(s) are protected by the following patents U.S. Pat. Nos. 9,797,120; 9,926,691; 9,657,468; 10,030,372; 10,132,425; 10,253,485. Other patents pending.

 

All links marked "Pat.Antiairlock.com" including but not limited to Air Admittance valve(s) and/or Check valve(s) are protected by the following patents U.S. Pat. Nos. 9,797,120; 9,926,691; 9,657,468; 10,030,372; 10,132,425; 10,253,485. Other patents pending.

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