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Official data from INPI

MATERIAL DE EMBALAGEM DE CAMADA MÚLTIPLA

ConcedidaInvention Patent

Application data

Number

PI8304623

Type

Invention Patent

Filing

08/26/1983

Publication

04/24/1984

Progress at the INPI

  1. Filing08/26/83
  2. Publication04/24/84
  3. Examination02/25/86
  4. Allowance01/31/89
  5. Grant08/29/89
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 08/29/1989. 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

C. J. (pessoa física)

US

R. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

415.306 · 09/07/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

06/06/1989

RPI 972

Deferimento

#9.1

01/31/1989

RPI 954

Exigência - art. 36 da LPI

#6.1

08/16/1988

RPI 930

6.2

09/22/1987

RPI 883

Solicitação de exame técnico

#4.1

02/25/1986

RPI 801

Publicação do pedido de patente

#3.1

04/24/1984

RPI 705

Pedido de patente depositado

#2.1

11/01/1983

RPI 680

Carta-patente expirada

#21.1

Patente extinta em 26/08/98

07/01/2008

RPI 1956

Pedido de licença compulsória

#20.1

08/24/1993

RPI 1186

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