Exigência - art. 36 da LPI
#6.1
10/24/1989
RPI 992
Application data
Number
PI8406456Type
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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
A. I. (pessoa física)
US
Inventors
L. O. (pessoa física)
US
R. S. (pessoa física)
GB
W. L. (pessoa física)
GB
Publications in the Brazilian Industrial Property Gazette (RPI).
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10/24/1989
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Patente extinta em 19/03/99
07/08/2008
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#15.11
09/24/1991
RPI 1086
#16.1
12/26/1990
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#13.1
10/02/1990
RPI 1035
#9.1
06/19/1990
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