Concessão da patente
#16.1
02/22/1983
RPI 644
The patent was granted on 02/22/1983 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: 02/22/1983. We update with every new RPI gazette, published weekly.
Applicants
E. Z. (pessoa física)
DE
Inventors
Z. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/22/1983
RPI 644
#13.1
12/28/1982
RPI 636
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08/10/1982
RPI 616
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01/05/1982
RPI 585
#18.2
04/27/1993
RPI 1169
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