A patent for the land was issued in 1883 by the federal government.
A patent based on their work has just been issued.
A patent for the technology was issued in January 2000.
When a patent is issued, its details become public record.
He continued work and another patent was issued July 23, 1912.
Some other company says, wait a minute, that patent should never have been issued.
To date, more than five million patents have been issued.
His first patent on the subject was applied for and issued early in 1880.
So far in 1998, at least a dozen such patents have been issued.
The '359 patent was issued from the first of five applications.
