Concessão da patente
#16.1
05/29/1984
RPI 710
The letters patent expired on 05/24/1994: 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: 05/29/1984. We update with every new RPI gazette, published weekly.
Applicants
I. M. (pessoa física)
Inventors
I. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/29/1984
RPI 710
#13.1
04/10/1984
RPI 703
#9.1
12/13/1983
RPI 686
#6.1
08/30/1983
RPI 671
#9.1.2
06/21/1983
RPI 661
#15.11
04/05/1983
RPI 650
#9.1
03/22/1983
RPI 648
#4.1
07/13/1982
RPI 612
#21.1
05/24/1994
RPI 1225
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.