Deferimento
#9.1
09/19/1989
RPI 987
Application data
Number
PI8403431Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 09/19/1989. We update with every new RPI gazette, published weekly.
Applicants
I. I. (pessoa física)
US
Inventors
S. S. (pessoa física)
US
W. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
09/19/1989
RPI 987
#6.1
03/07/1989
RPI 959
#6.1
10/04/1988
RPI 937
#4.1
06/02/1987
RPI 867
#3.1
06/25/1985
RPI 766
#2.1
09/18/1984
RPI 726
#21.1
Patente extinta em 10/07/99
07/08/2008
RPI 1957
#16.1
03/20/1990
RPI 1010
#13.1
01/16/1990
RPI 1002
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.