Concessão da patente
#16.1
10/27/1987
RPI 888
The patent was granted on 10/27/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 10/27/1987. We update with every new RPI gazette, published weekly.
Applicants
Drilling & Service U.K. Limited.
Inventors
B. J. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
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