Concessão da patente
#16.1
01/10/1989
RPI 951
Application data
Number
PI8301378Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 01/10/1989. We update with every new RPI gazette, published weekly.
Applicants
The British Petroleum Company P.L.C.
GB
Inventors
G. F. (pessoa física)
M. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/10/1989
RPI 951
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10/04/1988
RPI 937
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06/14/1988
RPI 921
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01/12/1988
RPI 899
#6.1
11/18/1986
RPI 839
#4.1
05/07/1985
RPI 759
#3.1
11/29/1983
RPI 684
#2.1
05/03/1983
RPI 654
#21.1
Patente extinta em 18/03/98
07/01/2008
RPI 1956
From the same holder
Same category
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