Concessão da patente
#16.1
06/28/1983
RPI 662
The letters patent expired on 08/03/1993: 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: 06/28/1983. We update with every new RPI gazette, published weekly.
Applicants
INGERSOLL RAND CO
Inventors
H. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/28/1983
RPI 662
#13.1
05/10/1983
RPI 655
#9.1
11/30/1982
RPI 632
10/13/1981
RPI 573
#21.1
08/03/1993
RPI 1183
From the same holder
Same category
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