Concessão da patente
#16.1
10/29/1985
RPI 784
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: 10/29/1985. We update with every new RPI gazette, published weekly.
Applicants
E. S. (pessoa física)
SP, BR
Inventors
S. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/29/1985
RPI 784
#13.1
08/06/1985
RPI 772
#9.1
04/16/1985
RPI 756
#4.1
10/26/1982
RPI 627
#3.2
08/17/1982
RPI 617
#2.1
07/13/1982
RPI 612
#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.