Solicitação de exame técnico
#4.1
09/20/1988
RPI 935
Application data
Number
PI8504939Type
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: 09/20/1988. We update with every new RPI gazette, published weekly.
Applicants
Drug Delivery Systems Inc
US
Inventors
D. S. (pessoa física)
US
IPC Classification
Priority claims
US
660.192 · 10/12/1984
US
PCT/US85/00080 · 01/17/1985
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