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Official data from INPI

APARELHO PARA APARAR EXCRESCÊNCIAS DA ÁREA DA BANDA DE RODAGEM DE UM PNEU

Em ExigênciaInvention Patent

Application data

Number

PI8503836

Type

Invention Patent

Filing

08/13/1985

Publication

05/27/1986

Progress at the INPI

  1. Filing08/13/85
  2. Publication05/27/86
  3. Examination04/12/88
  4. Allowance01/09/90
  5. Grant08/28/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 07/18/1989. 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

G. S. (pessoa física)

US

W. N. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

643.114 · 08/22/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

07/18/1989

RPI 978

Solicitação de exame técnico

#4.1

04/12/1988

RPI 912

Publicação do pedido de patente

#3.1

05/27/1986

RPI 814

Pedido de patente depositado

#2.1

10/15/1985

RPI 782

Carta-patente expirada

#21.1

Patente extinta em 13/08/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

08/28/1990

RPI 1030

Notificação para pagamento de retribuição

#13.1

05/01/1990

RPI 1016

Deferimento

#9.1

01/09/1990

RPI 1001

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