Concessão da patente
#16.1
10/25/1983
RPI 679
The patent was granted on 10/25/1983 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: 10/25/1983. We update with every new RPI gazette, published weekly.
Applicants
W. P. (pessoa física)
Inventors
W. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/25/1983
RPI 679
#13.1
06/21/1983
RPI 661
#9.1
03/01/1983
RPI 645
#7.1
08/17/1982
RPI 617
#5.1
05/18/1982
RPI 604
#4.1
12/08/1981
RPI 581
#18.2
01/28/1992
RPI 1104
Same category
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