20.4
03/24/1987
RPI 857
The letters patent expired on 07/27/1993: 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: 03/24/1987. We update with every new RPI gazette, published weekly.
Applicants
HUECK & CO
WESTFAELISCHE METALL INDUSTRIE
Inventors
B. P. (pessoa física)
O. P. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
03/24/1987
RPI 857
#16.1
05/25/1982
RPI 605
#21.1
07/27/1993
RPI 1182
Same category
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