Concessão da patente
#16.1
02/22/1983
RPI 644
The letters patent expired on 07/13/1993: 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: 02/22/1983. We update with every new RPI gazette, published weekly.
Applicants
U. C. (pessoa física)
US
Inventors
D. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/22/1983
RPI 644
#13.1
12/28/1982
RPI 636
#9.1
08/17/1982
RPI 617
#6.1
01/05/1982
RPI 585
#21.1
07/13/1993
RPI 1180
08/07/1990
RPI 1027
07/31/1990
RPI 1026
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