Concessão da patente
#16.1
06/24/1986
RPI 818
Application data
Number
PI8200118Type
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: 06/24/1986. We update with every new RPI gazette, published weekly.
Applicants
Controles Robertshaw do Brasil S/A
RS, BR
Inventors
W. B. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/24/1986
RPI 818
#9.1
10/22/1985
RPI 783
#6.1
02/26/1985
RPI 749
#4.1
09/04/1984
RPI 724
#3.1
09/13/1983
RPI 673
#2.1
03/02/1982
RPI 593
#21.1
Patente extinta em 11/01/97
07/01/2008
RPI 1956
From the same holder
Same category
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