Solicitação de exame técnico
#4.1
10/29/1985
RPI 784
Application data
Number
PI8307750Type
Filing
Publication
PCT
US1983001303 The letters patent expired on 07/01/2008: 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: 10/29/1985. We update with every new RPI gazette, published weekly.
Applicants
Southwest Research Institut
US
Southwest Research Institute
US
Inventors
E. D. (pessoa física)
US
L. A. (pessoa física)
US
S. S. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/29/1985
RPI 784
#1.3
07/30/1985
RPI 771
#21.1
Patente extinta em 24/08/98
07/01/2008
RPI 1956
#16.1
07/25/1995
RPI 1286
#13.1
04/18/1995
RPI 1272
#9.1
11/29/1994
RPI 1252
#6.1
04/12/1994
RPI 1219
#6.1
07/13/1993
RPI 1180
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Same category
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