Concessão da patente
#16.1
08/30/1983
RPI 671
The patent was granted on 08/30/1983 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: 08/30/1983. We update with every new RPI gazette, published weekly.
Applicants
MINNESOTA MINING & MFG
Inventors
B. J. (pessoa física)
Z. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/30/1983
RPI 671
#13.1
06/07/1983
RPI 659
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02/08/1983
RPI 642
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07/20/1982
RPI 613
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10/23/1990
RPI 1038
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