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Official data from INPI

BUCHA

ConcedidaInvention Patent

Application data

Number

PI8505025

Type

Invention Patent

Filing

10/10/1985

Publication

05/19/1987

Progress at the INPI

  1. Filing10/10/85
  2. Publication05/19/87
  3. Examination08/11/87
  4. Allowance01/24/89
  5. Grant09/26/89
  6. Expired07/15/08

The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Consul S/A

SC, BR

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Inventors

G. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/30/1989

RPI 971

Deferimento

#9.1

01/24/1989

RPI 953

Solicitação de exame técnico

#4.1

08/11/1987

RPI 877

Publicação do pedido de patente

#3.1

05/19/1987

RPI 865

Pedido de patente depositado

#2.1

12/17/1985

RPI 791

Carta-patente expirada

#21.1

Patente extinta em 10/10/2000

07/15/2008

RPI 1958

20.7

08/07/1990

RPI 1027

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