Concessão da patente
#16.1
05/31/1988
RPI 919
Application data
Number
PI8300984Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
A. I. (pessoa física)
US
Inventors
L. B. (pessoa física)
S. G. (pessoa física)
IPC Classification
Priority claims
US
360,503 · 03/22/1982
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/31/1988
RPI 919
#13.1
01/26/1988
RPI 901
#9.1
09/15/1987
RPI 882
#6.1
12/16/1986
RPI 843
#4.1
01/14/1986
RPI 795
#3.1
11/16/1983
RPI 682
#2.1
04/12/1983
RPI 651
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era H01R 9/09.
03/27/2018
RPI 2464
#21.1
Patente extinta em 01/03/98
07/01/2008
RPI 1956
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.