200
05/10/1983
RPI 655
The patent was invalidated by the INPI in an administrative invalidity proceeding. Protection no longer exists.
Talk to a specialistLatest action published by the INPI: 05/10/1983. We update with every new RPI gazette, published weekly.
Applicants
M. M. (pessoa física)
Inventors
M. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
05/10/1983
RPI 655
#17.1
12/14/1982
RPI 634
#16.1
06/29/1982
RPI 610
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.