Concessão da patente
#16.1
11/29/1983
RPI 684
The letters patent expired on 07/06/1993: 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: 11/29/1983. We update with every new RPI gazette, published weekly.
Applicants
U. C. (pessoa física)
US
Inventors
J. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/29/1983
RPI 684
#13.1
09/27/1983
RPI 675
#9.1
05/31/1983
RPI 658
#6.1
11/03/1982
RPI 628
#6.1
10/20/1981
RPI 574
#21.1
07/06/1993
RPI 1179
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.