Exigência - art. 36 da LPI
#6.1
08/22/1989
RPI 983
Application data
Number
PI8502773Type
Filing
Publication
The patent was granted on 05/28/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 08/22/1989. We update with every new RPI gazette, published weekly.
Applicants
Dresser Industries, Inc.
US
Inventors
D. S. (pessoa física)
US
T. F. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
08/22/1989
RPI 983
#4.1
03/01/1988
RPI 906
#3.1
02/18/1986
RPI 800
#2.1
08/27/1985
RPI 775
#18.2
09/19/1995
RPI 1294
#16.1
05/28/1991
RPI 1069
#13.1
01/29/1991
RPI 1052
#9.1
10/16/1990
RPI 1037
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.