Concessão da patente
#16.1
12/30/1986
RPI 845
The letters patent expired on 12/07/1993: 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: 12/30/1986. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/30/1986
RPI 845
#13.1
08/26/1986
RPI 827
#9.1
04/22/1986
RPI 809
01/21/1986
RPI 796
#13.1
10/29/1985
RPI 784
08/13/1985
RPI 773
#13.1
05/07/1985
RPI 759
02/26/1985
RPI 749
#9.1
01/15/1985
RPI 743
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.