Concessão da patente
#16.1
12/29/1987
RPI 897
Application data
Number
PI8201803Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants
A. I. (pessoa física)
CA
Inventors
R. J. (pessoa física)
CA
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/29/1987
RPI 897
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11/10/1987
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03/01/1983
RPI 645
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Patente extinta em 30/03/97
07/01/2008
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