Concessão da patente
#16.1
09/26/1989
RPI 988
Application data
Number
PI8502159Type
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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
The Gooeyear Tire & Rubber Company
US
Inventors
B. L. (pessoa física)
L. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
04/25/1989
RPI 966
#9.1
12/06/1988
RPI 946
#4.1
01/19/1988
RPI 900
#3.1
01/07/1986
RPI 794
#2.1
07/16/1985
RPI 769
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era B60C 11/08.
03/27/2018
RPI 2464
#21.1
Patente extinta em 06/05/2000
07/15/2008
RPI 1958
Same category
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