Concessão da patente
#16.1
08/26/1986
RPI 827
Application data
Number
PI8307496Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 08/26/1986. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/26/1986
RPI 827
#13.1
06/24/1986
RPI 818
#9.1
02/04/1986
RPI 798
#6.1
05/28/1985
RPI 762
#4.1
10/23/1984
RPI 731
#1.3
08/14/1984
RPI 721
#21.1
Patente extinta em 26/08/98
08/19/2008
RPI 1963
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.