20.7
03/11/1986
RPI 803
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: 03/11/1986. We update with every new RPI gazette, published weekly.
Applicants
SINGER CO
Inventors
R. J. (pessoa física)
W. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
03/11/1986
RPI 803
03/04/1986
RPI 802
#20.1
02/18/1986
RPI 800
#20.1
08/16/1983
RPI 669
#16.1
02/22/1983
RPI 644
#13.1
01/11/1983
RPI 638
#9.1
08/24/1982
RPI 618
01/12/1982
RPI 586
#6.1
12/29/1981
RPI 584
#18.2
10/23/1990
RPI 1038
From the same holder
Same category
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