Under new regs, the USPTO can be petitioned to revive the patent and extent its life to some 20 years. The past maintenance and other fees would have to be satisfied, and there are legal fees involved.
The patent was GRANTED by the USPTO, a very valuable piece of intellectual property. The global wound market is some 20 billion annually. The technology would have not replaced, but supplanted current treatments. Studies have now shown a significant reduction in amputation rates with this approach.
Medizone spent many thousands obtaining this patent. A specialized oxygen/ozone dermatological machine was built for this purpose. Medizone, for unknown reasons, then let it all go.
