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Official data from INPI

REVESTIMENTO DE BORRACHA

ConcedidaInvention Patent

Application data

Number

PI8302497

Type

Invention Patent

Filing

05/12/1983

Publication

12/18/1984

Progress at the INPI

  1. Filing05/12/83
  2. Publication12/18/84
  3. Examination07/22/86
  4. Allowance11/01/88
  5. Grant07/25/89
  6. Terminated02/18/92

The patent was granted on 07/25/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SANSHIN RUBBER INDUSTRY CO LTD [JP]

Inventors

W. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Republicação - classificação IPC

#15.11

05/31/1988

RPI 919

Exigência - art. 36 da LPI

#6.1

04/12/1988

RPI 912

Solicitação de exame técnico

#4.1

07/22/1986

RPI 822

Publicação do pedido de patente

#3.1

12/18/1984

RPI 739

Pedido de patente depositado

#2.1

06/28/1983

RPI 662

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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