Publicação do pedido de patente
#3.1
03/07/1989
RPI 959
Application data
Number
PI8804133Type
Filing
Publication
The letters patent expired on 08/26/2008: 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: 03/07/1989. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
C. W. (pessoa física)
US
Z. L. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
03/07/1989
RPI 959
#2.1
01/10/1989
RPI 951
#21.1
Patente extinta em 04/08/2008
08/26/2008
RPI 1964
#16.1
05/27/1997
RPI 1382
#15.11
02/18/1997
RPI 1368
#13.1
10/01/1996
RPI 1348
#9.1
03/12/1996
RPI 1319
#6.1
02/21/1995
RPI 1264
#4.1
07/09/1991
RPI 1075
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.