Exigência - art. 36 da LPI
#6.1
09/19/1989
RPI 987
Application data
Number
PI8600461Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 09/19/1989. We update with every new RPI gazette, published weekly.
Applicants
W. C. (pessoa física)
US
Inventors
P. S. (pessoa física)
US
R. W. (pessoa física)
US
W. O. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
09/19/1989
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#3.1
10/21/1986
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#2.1
07/29/1986
RPI 823
#21.1
Patente extinta em 04/02/2001
07/22/2008
RPI 1959
#16.1
05/28/1991
RPI 1069
#13.1
02/05/1991
RPI 1053
#9.1
10/23/1990
RPI 1038
#6.1
05/29/1990
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