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Official data from INPI

DISPOSITIVO DE HIDRATAÇÃO E APARELHO PARA USAR NA MANUFATURA DE PRODUTOS DE CONSTRUÇÃO COM NÚCLEO

PublicadaInvention Patent

Application data

Number

PI8800366

Type

Invention Patent

Filing

01/29/1988

Publication

09/20/1988

Progress at the INPI

  1. Filing01/29/88
  2. Publication09/20/88
  3. Examination10/09/90
  4. Allowance11/05/91
  5. Grant09/29/92
  6. Terminated10/24/95

The patent was granted on 09/29/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C.G. Bevan Associates Limited

GB

Inventors

C. B. (pessoa física)

GB

D. H. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8701971 · 01/29/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/20/1988

RPI 935

Pedido de patente depositado

#2.1

05/10/1988

RPI 916

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

09/29/1992

RPI 1139

Notificação para pagamento de retribuição

#13.1

03/17/1992

RPI 1111

Deferimento

#9.1

11/05/1991

RPI 1092

Solicitação de exame técnico

#4.1

10/09/1990

RPI 1036

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