Cessão de direito de exploração
#22.1
05/16/1989
RPI 969
The letters patent expired on 08/03/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 05/16/1989. We update with every new RPI gazette, published weekly.
Applicants
I. B. (pessoa física)
Inventors
H. T. (pessoa física)
K. M. (pessoa física)
N. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
05/16/1989
RPI 969
12/06/1983
RPI 685
09/27/1983
RPI 675
#16.1
06/29/1982
RPI 610
#21.1
08/03/1993
RPI 1183
From the same holder
Same category
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