20.4
08/01/1989
RPI 980
Application data
Number
PI8200197Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 08/01/1989. We update with every new RPI gazette, published weekly.
Applicants
M. C. (pessoa física)
JP
Mitsubishi Chemical Industries Limited
JP
Inventors
C. M. (pessoa física)
JP
T. T. (pessoa física)
JP
Y. T. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
08/01/1989
RPI 980
#16.1
08/26/1986
RPI 827
#13.1
06/24/1986
RPI 818
#9.1
02/12/1986
RPI 799
#6.1
06/18/1985
RPI 765
#6.1
10/16/1984
RPI 730
#4.1
10/25/1983
RPI 679
#3.1
11/09/1982
RPI 629
#2.1
03/09/1982
RPI 594
#21.1
Patente extinta em 15/01/97
07/01/2008
RPI 1956
#25.11
Alterado de: Mitsubishi Kasei Corporation @ Referência: RPI 1437 de07/07/98; item 73 código 25.4
08/04/1998
RPI 1441
#25.4
Alterado de: Mitsubishi Kasei Corporation.
07/07/1998
RPI 1437
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.