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Official data from INPI

PROCESSO PARA MOLDAGEM DE MEMBRANAS FLEXÍVEIS, MOLDE DE CURA PARA MEMBRANAS DE BORRACHA SEM TALÃO E MOLA PNEUMÁTICA

Em AnáliseInvention Patent

Application data

Number

PI8602875

Type

Invention Patent

Filing

06/20/1986

Publication

02/17/1987

Progress at the INPI

  1. Filing06/20/86
  2. Publication02/17/87
  3. Examination05/02/89
  4. Allowance08/02/94
  5. Grant03/28/95
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Goodyear Tire & Rubber Company

US

See this company's full portfolio

Inventors

C. J. (pessoa física)

US

I. W. (pessoa física)

US

Technical data

Priority claims

US

748.539 · 06/25/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/02/1989

RPI 967

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

12/16/1986

RPI 843

Carta-patente expirada

#21.1

Patente extinta em 20/06/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

03/28/1995

RPI 1269

Notificação para pagamento de retribuição

#13.1

11/29/1994

RPI 1252

Deferimento

#9.1

08/02/1994

RPI 1235

Exigência - art. 36 da LPI

#6.1

04/13/1993

RPI 1167

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