Buy a Subscription Today
Access all content on this site by buying a subscription. More Info
Canadian Patent for Biodegradable Filter
Greenbutts received a Canadian patent for biodegradable filter tow technology.
Access all content on this site by buying a subscription. More Info
The Canadian patent for a biodegradable filter was filed in 2006 and granted in 2009. The Patent covers a filter made of natural or synthetic materials that can be degraded by bacteria to produce harmless byproducts. The filter can be used in water or air purification systems and is said to be more environmentally friendly than traditional filters.