Exigência - art. 36 da LPI
#6.1
08/22/1989
RPI 983
Application data
Number
PI8405969Type
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: 08/22/1989. We update with every new RPI gazette, published weekly.
Applicants
L. A. (pessoa física)
DE
Inventors
G. R. (pessoa física)
DE
H. W. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
08/22/1989
RPI 983
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06/09/1987
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RPI 775
#2.1
02/12/1985
RPI 747
#21.1
Patente extinta em 23/11/99
07/08/2008
RPI 1957
#16.1
09/25/1990
RPI 1034
#13.1
05/29/1990
RPI 1020
#9.1
02/06/1990
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