Publicação do pedido de patente
#3.1
09/19/1989
RPI 987
Application data
Number
PI8900279Type
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: 09/19/1989. We update with every new RPI gazette, published weekly.
Applicants
I. A. (pessoa física)
CH
W. C. (pessoa física)
US
Inventors
D. D. (pessoa física)
US
D. B. (pessoa física)
US
J. L. (pessoa física)
US
R. J. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
09/19/1989
RPI 987
#2.1
03/07/1989
RPI 959
#21.1
Patente extinta em 29/06/2009
12/18/2012
RPI 2189
#16.1
06/29/1999
RPI 1486
#9.1
01/05/1999
RPI 1461
06/14/1994
RPI 1228
#4.1
10/29/1991
RPI 1091
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.