Concessão da patente
#16.1
04/24/1984
RPI 705
The letters patent expired on 05/16/1995: 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: 04/24/1984. We update with every new RPI gazette, published weekly.
Applicants
A. I. (pessoa física)
US
Inventors
B. L. (pessoa física)
S. W. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/24/1984
RPI 705
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03/20/1984
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11/16/1983
RPI 682
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09/13/1983
RPI 673
#6.1
07/12/1983
RPI 664
#4.1
01/04/1983
RPI 637
#21.1
05/16/1995
RPI 1276
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