Solicitação de exame técnico
#4.1
12/05/1989
RPI 998
Application data
Number
PI8700383Type
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: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Pilkington P.L.C.
GB
Inventors
M. L. (pessoa física)
GB
P. C. (pessoa física)
GB
IPC Classification
Priority claims
GB
8602128 · 01/29/1986
GB
8630254 · 12/18/1986
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