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Official data from INPI

BATERIA SELADA E BATERIA MULTICELULAR SELADA

Em AnáliseInvention Patent

Application data

Number

PI8106669

Type

Invention Patent

Filing

12/29/1980

Publication

09/08/1982

Progress at the INPI

  1. Filing12/29/80
  2. Publication09/08/82
  3. Examination02/16/83
  4. Allowance10/16/84
  5. Grant04/30/85
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 08/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GATES RUBBER CO [US]

Inventors

L. W. (pessoa física)

M. H. (pessoa física)

T. U. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

18.8

08/23/1988

RPI 931

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Pedido de licença compulsória

#20.1

10/08/1985

RPI 781

Concessão da patente

#16.1

04/30/1985

RPI 758

Deferimento

#9.1

10/16/1984

RPI 730

Exigência - art. 36 da LPI

#6.1

05/08/1984

RPI 707

Solicitação de exame técnico

#4.1

02/16/1983

RPI 643

Publicação do pedido de patente

#3.1

09/08/1982

RPI 620

Pedido de patente depositado

#2.1

12/01/1981

RPI 580

Carta-patente expirada

#21.1

Patente extinta em 16/10/96

08/19/2008

RPI 1963

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