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Official data from INPI

VULCANIZADOR DE PNEU

Em AnáliseInvention Patent

Application data

Number

PI8700915

Type

Invention Patent

Filing

02/26/1987

Publication

09/06/1988

Progress at the INPI

  1. Filing02/26/87
  2. Publication09/06/88
  3. Examination11/01/88
  4. Allowance02/06/96
  5. Grant11/26/96
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 11/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. K. (pessoa física)

JP

See this company's full portfolio

Inventors

N. I. (pessoa física)

JP

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/01/1988

RPI 941

Publicação do pedido de patente

#3.1

09/06/1988

RPI 933

Pedido de patente depositado

#2.1

06/16/1987

RPI 869

Carta-patente expirada

#21.1

Patente extinta em 26/02/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

11/26/1996

RPI 1356

Notificação para pagamento de retribuição

#13.1

07/16/1996

RPI 1337

Deferimento

#9.1

02/06/1996

RPI 1314

Exigência - art. 36 da LPI

#6.1

06/06/1995

RPI 1279

Deferimento (variante)

#9.1.2

06/06/1995

RPI 1279

Deferimento

#9.1

03/01/1995

RPI 1265

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