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Official data from INPI

METODO E EQUIPAMENTO PARA A JUNCAO DE ELEMENTOS DEFORMAVEIS PARA FABRICAR PNEUS

Em AnáliseInvention Patent

Application data

Number

PI7704119

Type

Invention Patent

Filing

06/28/1976

Publication

-

Progress at the INPI

  1. Filing06/28/76
  2. Publication
  3. Examination
  4. Allowance07/13/82
  5. Grant05/31/83
  6. Expired07/13/93

The letters patent expired on 07/13/1993: 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: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PIRELLI

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Inventors

B. F. (pessoa física)

M. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

08/15/1989

RPI 982

Concessão da patente

#16.1

05/31/1983

RPI 658

Notificação para pagamento de retribuição

#13.1

11/30/1982

RPI 632

Deferimento

#9.1

07/13/1982

RPI 612

Exigência - art. 36 da LPI

#6.1

10/20/1981

RPI 574

Carta-patente expirada

#21.1

07/13/1993

RPI 1180

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