Publicação do pedido de patente
#3.1
03/29/1988
RPI 910
Application data
Number
PI8703742Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 03/29/1988. We update with every new RPI gazette, published weekly.
Applicants
Sumitomo Chemical Company, Limited
JP
Inventors
K. O. (pessoa física)
JP
S. O. (pessoa física)
JP
S. Y. (pessoa física)
JP
S. O. (pessoa física)
JP
Y. T. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
03/29/1988
RPI 910
#2.1
10/06/1987
RPI 885
#21.1
Patente extinta em 17/07/2002
07/29/2008
RPI 1960
#16.1
05/31/1994
RPI 1226
#9.1
10/19/1993
RPI 1194
#4.1
05/29/1990
RPI 1020
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.