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Official data from INPI

CONJUNTO DE RASPAGEM COM COPIADOR APLICADO EM RECAUCHUTADORA DE PNEUMÁTICOS

Em AnáliseInvention Patent

Application data

Number

PI8402499

Type

Invention Patent

Filing

05/24/1984

Publication

12/31/1985

Progress at the INPI

  1. Filing05/24/84
  2. Publication12/31/85
  3. Examination03/18/86
  4. Allowance07/18/89
  5. Grant03/20/90
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústrias João Maggion S/A

SP, BR

See this company's full portfolio

Inventors

R. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/14/1989

RPI 995

Deferimento

#9.1

07/18/1989

RPI 978

Solicitação de exame técnico

#4.1

03/18/1986

RPI 804

Publicação do pedido de patente

#3.1

12/31/1985

RPI 793

Pedido de patente depositado

#2.1

08/07/1984

RPI 720

Carta-patente expirada

#21.1

Patente extinta em 24/05/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

03/20/1990

RPI 1010

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