Pedido de patente depositado
#2.1
10/31/1989
RPI 993
Application data
Number
PI8903832Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Prad Research and Development N.V.
NL
Inventors
J. P. (pessoa física)
US
J. P. (pessoa física)
US
T. Z. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
10/31/1989
RPI 993
#21.1
Patente extinta em 31/07/2004
12/22/2009
RPI 2033
#16.1
11/29/1994
RPI 1252
#13.1
08/23/1994
RPI 1238
#9.1
04/26/1994
RPI 1221
#4.1
06/09/1992
RPI 1123
#3.1
03/27/1990
RPI 1011
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