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Official data from INPI

ACOPLAMENTO DE ELEMENTO TUBULAR A SUPERFÍCIES PLANAS

PublicadaInvention Patent

Application data

Number

PI8800259

Type

Invention Patent

Filing

01/25/1988

Publication

09/05/1989

Progress at the INPI

  1. Filing01/25/88
  2. Publication09/05/89
  3. Examination06/05/90
  4. Allowance01/22/91
  5. Grant10/29/91
  6. Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Asturplasti Indústria e Comércio de Plásticos Ltda

SP, BR

Inventors

J. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/05/1989

RPI 985

Pedido de patente depositado

#2.1

04/26/1988

RPI 914

Carta-patente expirada

#21.1

Patente extinta em 25/01/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

10/29/1991

RPI 1091

Notificação para pagamento de retribuição

#13.1

05/14/1991

RPI 1067

Deferimento

#9.1

01/22/1991

RPI 1051

Solicitação de exame técnico

#4.1

06/05/1990

RPI 1021

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