Publicação do pedido de patente
#3.1
12/15/1987
RPI 895
Application data
Number
PI8700953Type
Filing
Publication
The letters patent expired on 12/05/2012: 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: 12/15/1987. We update with every new RPI gazette, published weekly.
Applicants
Akzo N.V.
NL
Tate & Lyle Public Limited Company
GB
Inventors
D. F. (pessoa física)
US
J. P. (pessoa física)
US
L. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/15/1987
RPI 895
#2.1
06/23/1987
RPI 870
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era C13D 3/12.
03/27/2018
RPI 2464
#21.1
Patente extinta em 29/12/2008
12/05/2012
RPI 2187
#16.1
12/29/1998
RPI 1460
#9.1
09/08/1998
RPI 1446
#6.1
03/31/1998
RPI 1423
#6.1
02/27/1996
RPI 1317
#6.1
07/18/1995
RPI 1285
#7.1
01/24/1995
RPI 1260
07/20/1993
RPI 1181
#4.1
06/12/1990
RPI 1022
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.