Solicitação de exame técnico
#4.1
11/21/1989
RPI 996
Application data
Number
PI8806464Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 11/21/1989. We update with every new RPI gazette, published weekly.
Applicants
Oxigel Materiais Hospitalares Indústria e Comércio Ltda
SP, BR
Inventors
A. L. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/21/1989
RPI 996
#3.2
03/21/1989
RPI 961
#2.1
03/14/1989
RPI 960
#21.1
Patente extinta em 05/12/2003
09/02/2008
RPI 1965
#15.11
03/01/1995
RPI 1265
#16.1
06/28/1994
RPI 1230
#13.1
02/08/1994
RPI 1210
#9.1
08/24/1993
RPI 1186
From the same holder
Same category
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