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Official data from INPI

MÁQUINA ENSABOADORA DE PNEUS OU AROS

Em AnáliseInvention Patent

Application data

Number

PI8702228

Type

Invention Patent

Filing

04/23/1987

Publication

11/16/1988

Progress at the INPI

  1. Filing04/23/87
  2. Publication11/16/88
  3. Examination01/31/89
  4. Allowance01/03/95
  5. Grant07/25/95
  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: 01/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hofmann do Brasil Ltda

SP, BR

Inventors

U. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/31/1989

RPI 954

Publicação do pedido de patente

#3.1

11/16/1988

RPI 943

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Carta-patente expirada

#21.1

Patente extinta em 23/04/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

07/25/1995

RPI 1286

Notificação para pagamento de retribuição

#13.1

05/23/1995

RPI 1277

Republicação - classificação IPC

#15.11

04/25/1995

RPI 1273

Deferimento

#9.1

01/03/1995

RPI 1257

15.5

11/16/1993

RPI 1198

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