Carta-patente expirada
#21.1
Patente extinta em 16/05/2010
12/26/2012
RPI 2190
Application data
Number
PI8907686Type
Filing
Publication
PCT
US1989004239 The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.
Applicants
Atrix Laboratories Inc.
US
Southern Research Institute
US
Inventors
D. V. (pessoa física)
US
D. C. (pessoa física)
US
J. E. (pessoa física)
US
R. D. (pessoa física)
US
IPC Classification
Priority claims
US
252,645 · 10/03/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 16/05/2010
12/26/2012
RPI 2190
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