Publicação do pedido de patente
#3.1
08/29/1989
RPI 984
Application data
Number
PI8806828Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
I. C. (pessoa física)
US
Indspec Technologies Limited
US
Inventors
C. W. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/29/1989
RPI 984
#2.1
04/18/1989
RPI 965
#21.1
Patente extinta em 22/12/2003
09/02/2008
RPI 1965
04/22/1997
RPI 1377
#16.1
03/25/1997
RPI 1373
#9.1
03/26/1996
RPI 1321
#6.1
01/31/1995
RPI 1261
#4.1
03/26/1991
RPI 1060
09/04/1990
RPI 1031
08/28/1990
RPI 1030
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.