Solicitação de exame técnico
#4.1
11/21/1989
RPI 996
Application data
Number
PI8804638Type
Filing
Publication
The letters patent expired on 09/02/2008: 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
British-American Tobacco Company Limited
GB
British American Tobacco (Investments) Limited
GB
Inventors
D. D. (pessoa física)
GB
P. C. (pessoa física)
GB
IPC Classification
Priority claims
GB
8720726 · 09/03/1987
GB
8729389 · 12/16/1987
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