Deferimento
#9.1
11/21/1989
RPI 996
Application data
Number
PI8502755Type
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: 11/21/1989. We update with every new RPI gazette, published weekly.
Applicants
The Goodyear Tire & Rubber Company
US
Inventors
T. W. (pessoa física)
LU
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
11/21/1989
RPI 996
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08/20/1985
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#21.1
Patente extinta em 10/06/2000
07/15/2008
RPI 1958
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06/26/1990
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03/27/1990
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