Concessão da patente
#16.1
08/29/1989
RPI 984
Application data
Number
PI8203318Type
Filing
Publication
The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
C. W. (pessoa física)
US
Inventors
D. P. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/29/1989
RPI 984
#13.1
05/16/1989
RPI 969
#9.1
01/03/1989
RPI 950
#6.1
07/19/1988
RPI 926
#15.11
04/30/1985
RPI 758
#6.1
03/12/1985
RPI 751
#4.1
07/17/1984
RPI 717
#3.1
05/24/1983
RPI 657
#2.1
07/27/1982
RPI 614
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C03B 37/025; C03B 37/075; C03B 19/06; G02B 5/14.
03/27/2018
RPI 2464
#18.2
07/18/1995
RPI 1285
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.