Cessão de direito de exploração
#22.1
04/02/1985
RPI 754
The letters patent expired on 05/24/1994: 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: 04/02/1985. We update with every new RPI gazette, published weekly.
Applicants
R. W. (pessoa física)
Inventors
R. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
04/02/1985
RPI 754
10/02/1984
RPI 728
#17.1
05/02/1984
RPI 706
#16.1
08/30/1983
RPI 671
#13.1
05/17/1983
RPI 656
#9.1
12/07/1982
RPI 633
08/17/1982
RPI 617
#6.1
01/05/1982
RPI 585
#21.1
05/24/1994
RPI 1225
Same category
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