Publicação do pedido de patente
#3.1
01/05/1988
RPI 898
Application data
Number
PI8701195Type
Filing
Publication
The patent was granted on 01/26/1993 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 01/05/1988. We update with every new RPI gazette, published weekly.
Applicants
Weatherford Oil Tool Gmbh
DE
Inventors
M. J. (pessoa física)
DE
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