Publicação do pedido de patente
#3.1
08/01/1989
RPI 980
Application data
Number
PI8805807Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 08/01/1989. We update with every new RPI gazette, published weekly.
Applicants
E. H. (pessoa física)
US
Edward H. Hon, M.D.
US
Inventors
E. H. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/01/1989
RPI 980
#2.1
03/21/1989
RPI 961
#21.1
Patente extinta em 08/11/2008
12/18/2012
RPI 2189
#16.1
07/28/1998
RPI 1440
#9.1
06/03/1997
RPI 1383
#4.1
08/13/1991
RPI 1080
From the same holder
Same category
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