16.3
10/25/1983
RPI 679
The letters patent expired on 07/06/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 10/25/1983. We update with every new RPI gazette, published weekly.
Applicants
GOULD INC
Inventors
Y. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
10/25/1983
RPI 679
#16.1
05/31/1983
RPI 658
03/15/1983
RPI 647
#13.1
01/11/1983
RPI 638
#9.1
09/08/1982
RPI 620
#9.1
04/27/1982
RPI 601
#6.1
10/20/1981
RPI 574
#21.1
07/06/1993
RPI 1179
From the same holder
Same category
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