6.2
05/30/1989
RPI 971
Application data
Number
PI8502592Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
I. C. (pessoa física)
US
Inventors
E. B. (pessoa física)
US
H. O. (pessoa física)
US
N. K. (pessoa física)
US
R. F. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
RPI 971
#4.1
01/19/1988
RPI 900
#3.1
02/04/1986
RPI 798
#2.1
08/06/1985
RPI 772
#21.1
Patente extinta em 30/05/2000
07/15/2008
RPI 1958
#16.1
05/31/1994
RPI 1226
#9.1
10/26/1993
RPI 1195
#6.1
01/19/1993
RPI 1155
#6.1
02/18/1992
RPI 1107
From the same holder
Same category
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