Concessão da patente
#16.1
04/24/1984
RPI 705
Application data
Number
PI8004189Type
Filing
Publication
The letters patent expired on 09/19/1995: 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: 04/24/1984. We update with every new RPI gazette, published weekly.
Applicants
Chugai Ro Kogyo Co., Ltd.
JP
Inventors
T. Y. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/24/1984
RPI 705
#13.1
02/28/1984
RPI 697
#9.1
11/08/1983
RPI 681
#4.1
06/22/1982
RPI 609
#3.1
03/09/1982
RPI 594
#21.1
09/19/1995
RPI 1294
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.