Pedido de patente depositado
#2.1
08/29/1989
RPI 984
Application data
Number
PI8903147Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
S. M. (pessoa física)
SP, BR
Inventors
S. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
08/29/1989
RPI 984
#21.1
Patente extinta em 27/06/2004
12/22/2009
RPI 2033
#16.1
10/25/1994
RPI 1247
#13.1
04/19/1994
RPI 1220
#9.1
11/30/1993
RPI 1200
#4.1
04/27/1993
RPI 1169
#3.1
01/02/1991
RPI 1048
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