Solicitação de exame técnico
#4.1
04/12/1988
RPI 912
Application data
Number
PI8700644Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 04/12/1988. We update with every new RPI gazette, published weekly.
Applicants
Brown & Williamson Tobacco Corporation
US
Inventors
D. H. (pessoa física)
US
K. F. (pessoa física)
US
R. L. (pessoa física)
US
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