Concessão da patente
#16.1
09/26/1989
RPI 988
Application data
Number
PI8406394Type
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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
D. C. (pessoa física)
US
Inventors
S. R. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
08/01/1989
RPI 980
#9.1
04/04/1989
RPI 963
#4.1
06/21/1988
RPI 922
#3.1
06/24/1986
RPI 818
#2.1
03/12/1985
RPI 751
#21.1
Patente extinta em 13/12/99
07/08/2008
RPI 1957
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.