In the United States, the legal life of a utility patent applied for
after June 7, 1995, ends 20 years after its earliest effective filing date (35 USC section 154).
The third patent applied for
is for a "flow-through" design that allows the machine to purge itself of fine pieces of bead and tread steel before they get trapped between the rotor, rotor housing and screen.
FLARe will employ patented or patent applied for
instrumentation, methods and proprietary chemistries for drug discovery assays based on the measurement of fluorescence lifetime.
While holding that higher organisms are in theory patentable, the patent appeals board in fact rejected--on grounds of obviousness--the particular patent applied for
in that case.