Publicação do pedido de patente
#3.1
05/31/1988
RPI 919
Application data
Number
PI8705619Type
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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
A. R. (pessoa física)
US
R. J. (pessoa física)
US
R. J. (pessoa física)
US
IPC Classification
Priority claims
US
921.937 · 10/22/1986
US
921.991 · 10/22/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
05/31/1988
RPI 919
#2.1
03/08/1988
RPI 907
#21.1
Patente extinta em 21/10/2002
07/29/2008
RPI 1960
#16.1
10/25/1994
RPI 1247
#13.1
06/21/1994
RPI 1229
#9.1
03/08/1994
RPI 1214
#7.1
06/01/1993
RPI 1174
#4.1
12/26/1990
RPI 1047
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.