Publicação do pedido de patente
#3.1
01/31/1989
RPI 954
Application data
Number
PI8803138Type
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: 01/31/1989. We update with every new RPI gazette, published weekly.
Applicants
E.C.C. America, Inc
US
E.C.C. America, Inc.
US
Inventors
J. I. (pessoa física)
US
R. R. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
01/31/1989
RPI 954
#2.1
11/22/1988
RPI 944
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09C 1/42; C09C 3/12; D21D 3/00.
03/27/2018
RPI 2464
#21.1
Patente extinta em 24/06/2003
09/02/2008
RPI 1965
#16.1
04/30/1996
RPI 1326
#9.1
10/03/1995
RPI 1296
#6.1
04/18/1995
RPI 1272
#6.1
11/08/1994
RPI 1249
#4.1
04/02/1991
RPI 1061
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.