Concessão da patente
#16.1
03/29/1988
RPI 910
Application data
Number
PI8306867Type
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: 03/29/1988. We update with every new RPI gazette, published weekly.
Applicants
P. C. (pessoa física)
US
Inventors
B. P. (pessoa física)
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/29/1988
RPI 910
#13.1
11/10/1987
RPI 890
#9.1
07/14/1987
RPI 873
#6.1
07/09/1985
RPI 768
#4.1
11/06/1984
RPI 733
#3.1
07/24/1984
RPI 718
#2.1
02/21/1984
RPI 696
#21.1
Patente extinta em 08/12/98
07/01/2008
RPI 1956
From the same holder
Same category
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