Cessão de direito de exploração
#22.1
05/16/1989
RPI 969
The letters patent expired on 12/07/1993: 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: 05/16/1989. We update with every new RPI gazette, published weekly.
Applicants
Eucatex S/A. Indústria e Comércio
SP, BR
Inventors
A. F. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
05/16/1989
RPI 969
#16.1
10/30/1984
RPI 732
#13.1
04/10/1984
RPI 703
#9.1
12/13/1983
RPI 686
#4.1
05/03/1983
RPI 654
#3.1
03/02/1982
RPI 593
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era E04B 5/55.
03/27/2018
RPI 2464
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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