Publicação do pedido de patente
#3.1
10/31/1989
RPI 993
Application data
Number
PI8901168Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
V. C. (pessoa física)
US
Inventors
D. J. (pessoa física)
US
IPC Classification
Priority claims
US
167,000 · 03/11/1988
US
211,197 · 06/29/1988
US
317,612 · 03/06/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/31/1989
RPI 993
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05/02/1989
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Patente extinta em 08/02/2010
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02/08/2000
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08/31/1999
RPI 1495
#6.1
12/15/1998
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12/26/1990
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