Publicação do pedido de patente
#3.1
10/17/1989
RPI 991
Application data
Number
PI8900735Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
Etm - Engineers' Tool Manufacturing Company Limited
IL
Inventors
M. R. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/17/1989
RPI 991
#2.1
04/04/1989
RPI 963
#21.1
Patente extinta em 20/02/2004
12/15/2009
RPI 2032
#16.1
03/30/1993
RPI 1165
#13.1
11/24/1992
RPI 1147
#9.1
07/07/1992
RPI 1127
#4.1
10/02/1990
RPI 1035
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