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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8003761

Type

Invention Patent

Filing

06/17/1980

Publication

-

Progress at the INPI

  1. Filing06/17/80
  2. Publication
  3. Examination03/16/82
  4. Allowance05/03/83
  5. Grant04/24/84
  6. Expired09/12/95

The letters patent expired on 09/12/1995: 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: 11/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metal-Yanes S/A Indústria e Comércio

SP, BR

Inventors

H. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

201

11/26/1985

RPI 788

Pedido de licença voluntária

#17.1

05/14/1985

RPI 760

Concessão da patente

#16.1

04/24/1984

RPI 705

Notificação para pagamento de retribuição

#13.1

03/27/1984

RPI 701

110

01/17/1984

RPI 691

Recurso

#12.1

08/16/1983

RPI 669

Deferimento

#9.1

05/03/1983

RPI 654

8.1

03/22/1983

RPI 648

8.1

03/15/1983

RPI 647

Pedido de certificado de adição de invenção

#5.1

08/24/1982

RPI 618

Solicitação de exame técnico

#4.1

03/16/1982

RPI 595

Carta-patente expirada

#21.1

09/12/1995

RPI 1293

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