Concessão da patente
#16.1
10/29/1985
RPI 784
Application data
Number
PI8103396Type
Filing
Publication
The letters patent expired on 10/08/1996: 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: 10/29/1985. We update with every new RPI gazette, published weekly.
Applicants
R. B. (pessoa física)
FR
Inventors
B. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/29/1985
RPI 784
#13.1
09/24/1985
RPI 779
#9.1
06/11/1985
RPI 764
04/23/1985
RPI 757
#6.1
08/28/1984
RPI 723
#4.1
02/21/1984
RPI 696
#3.1
02/24/1982
RPI 592
#21.1
10/08/1996
RPI 1349
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.