20.5
02/18/1986
RPI 800
The patent was granted on 05/31/1983 and is in force until 05/16/1998. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:05/16/1998
Latest action published by the INPI: 02/18/1986. We update with every new RPI gazette, published weekly.
Applicants
PIANOS PARANA IND LTD
Inventors
H. E. (pessoa física)
T. C. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
02/18/1986
RPI 800
#18.2
07/30/1985
RPI 771
#16.1
05/31/1983
RPI 658
#13.1
01/25/1983
RPI 640
#9.1
09/21/1982
RPI 622
#7.1
05/25/1982
RPI 605
#4.1
10/27/1981
RPI 575
Same category
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