Concessão da patente
#16.1
09/26/1989
RPI 988
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Official data from INPI
CABEÇA DE POÇO DO TIPO ATARRAXADO E APARELHO PARA FACILITAR OPERAÇÕES DE CABEÇA DE POÇO DO TIPO ATARRAXADO
ConcedidaInvention Patent
Application data
Number
PI8404396Type
Invention Patent
Filing
09/03/1984
Publication
07/30/1985
Progress at the INPI
- Filing09/03/84
- Publication07/30/85
- Examination08/11/87
- Allowance11/01/88
- Grant09/26/89
- Terminated05/14/96
The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Joy Manufacturing Company
US
Inventors
B. B. (pessoa física)
MX
G. B. (pessoa física)
US
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
02/21/1989
RPI 957
Deferimento
#9.1
11/01/1988
RPI 941
Solicitação de exame técnico
#4.1
08/11/1987
RPI 877
Publicação do pedido de patente
#3.1
07/30/1985
RPI 771
Pedido de patente depositado
#2.1
11/06/1984
RPI 733
Anuidade - prazo legal encerrado
#18.2
05/14/1996
RPI 1328
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