320
02/04/1986
RPI 798
The letters patent expired on 07/20/1993: 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: 02/04/1986. We update with every new RPI gazette, published weekly.
Applicants
PILAO SA MAQUINAS EQUIP
Inventors
P. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
02/04/1986
RPI 798
11/26/1985
RPI 788
07/23/1985
RPI 770
#17.1
12/26/1984
RPI 740
#16.1
12/27/1983
RPI 688
#13.1
08/23/1983
RPI 670
05/31/1983
RPI 658
#12.1
12/22/1981
RPI 583
#21.1
07/20/1993
RPI 1181
Same category
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