**Pi Variables, Inc. products are protected by one or more of the following U.S.**  
**and foreign patents:**

## United States:

**Australia:**  
366289  
**France:**  
3218887  
**Canada:**  
165009

**European Community:**  
004142503-0001  
004142503-0002  
004142503-0003  
004142503-0004  
3218887  
002838227-0001

**United Kingdom:**  
3218887  
90028382270001  
90041425030001  
90041425030002  
90041425030003  
90041425030004

**Belgium:**  
3218887

**Switzerland:**  
3218887

**Italy:**  
502020000119114  
**Sweden:**  
3218887

**Germany:**  
60 2015 060 604.3  
**Ireland:**  
3218887

**Japan:**  
6776251  
7214641  
1609250

**Additional patents pending:**

**Japan;** 2021-006700; 2022-087345 – Published  
**Hong Kong;** 40023942A; 40019830

**U.S.A.;** WO2016/077812; 17/513,319; 17/728,920 – Published

**China;** 110770082 - Published

**European Union;** 3580094 - Published

Additional patents pending not yet published.