Exigência - art. 36 da LPI
#6.1
07/18/1989
RPI 978
The patent was granted on 09/25/1990 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: 07/18/1989. We update with every new RPI gazette, published weekly.
Applicants
Protin Equipamentos Individuais de Proteção Ltda.
SP, BR
Inventors
W. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
07/18/1989
RPI 978
#4.1
09/01/1987
RPI 880
#3.2
06/23/1987
RPI 870
#2.1
03/24/1987
RPI 857
#18.2
11/14/1995
RPI 1302
#16.1
09/25/1990
RPI 1034
#13.1
05/22/1990
RPI 1019
#9.1
02/01/1990
RPI 1004
From the same holder
Same category
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