Publicação do pedido de patente
#3.1
12/01/1987
RPI 893
Application data
Number
PI8700146Type
Filing
Publication
The patent was granted on 09/24/1991 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: 12/01/1987. We update with every new RPI gazette, published weekly.
Applicants
Tennant Company
US
Inventors
A. W. (pessoa física)
US
M. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/01/1987
RPI 893
#2.1
05/12/1987
RPI 864
#18.2
10/17/1995
RPI 1298
#16.1
09/24/1991
RPI 1086
#13.1
06/11/1991
RPI 1071
#9.1
02/26/1991
RPI 1056
#4.1
07/24/1990
RPI 1025
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.