Exigência - art. 36 da LPI
#6.1
08/08/1989
RPI 981
Application data
Number
PI8403982Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 08/08/1989. We update with every new RPI gazette, published weekly.
Applicants
I. C. (pessoa física)
US
Inventors
P. B. (pessoa física)
US
W. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
08/08/1989
RPI 981
#4.1
07/21/1987
RPI 874
#3.1
07/09/1985
RPI 768
#2.1
10/16/1984
RPI 730
#21.1
Patente extinta em 09/08/99
07/08/2008
RPI 1957
#20.1
10/26/1993
RPI 1195
#16.1
06/26/1990
RPI 1024
#13.1
05/22/1990
RPI 1019
#9.1
01/23/1990
RPI 1003
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Same category
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