Concessão da patente
#16.1
09/30/1986
RPI 832
The letters patent expired on 10/01/1996: 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: 09/30/1986. We update with every new RPI gazette, published weekly.
Applicants
Tecnosolo - Engenharia e Tecnologia de Solos e Materiais S.A.
RJ, BR
Inventors
C. D. (pessoa física)
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