14.7
11/01/1988
RPI 941
Application data
Number
PI8503100Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 11/01/1988. We update with every new RPI gazette, published weekly.
Applicants
N. J. (pessoa física)
US
Inventors
N. J. (pessoa física)
US
IPC Classification
Priority claims
GB
8416544 · 06/28/1984
GB
8425946 · 10/15/1984
GB
8430221 · 11/30/1984
GB
8504905 · 02/26/1985
Publications in the Brazilian Industrial Property Gazette (RPI).
11/01/1988
RPI 941
#4.1
03/01/1988
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#3.1
03/18/1986
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#2.1
09/10/1985
RPI 777
#21.1
Patente extinta em 27/06/2000
07/15/2008
RPI 1958
#16.1
04/27/1993
RPI 1169
#13.1
03/02/1993
RPI 1161
#9.1
09/29/1992
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