Conhecimento de parecer técnico
#7.1
02/14/1984
RPI 695
The letters patent expired on 11/30/1993: 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: 02/14/1984. We update with every new RPI gazette, published weekly.
Applicants
American Cyanamid Company
US
Inventors
F. M. (pessoa física)
US
L. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#7.1
02/14/1984
RPI 695
#16.1
06/28/1983
RPI 662
#13.1
05/17/1983
RPI 656
#9.1
12/07/1982
RPI 633
#6.1
05/04/1982
RPI 602
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era A61L 17/02.
03/27/2018
RPI 2464
#21.1
11/30/1993
RPI 1200
From the same holder
Same category
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