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Official data from INPI

PAPELAO CORRUGADO PARA CHAPA DE ACABAMENTO E METODO DE SUA PRODUCAO

Concessão AnuladaInvention Patent

Application data

Number

PI7803650

Type

Invention Patent

Filing

06/09/1977

Publication

-

Progress at the INPI

  1. Filing06/09/77
  2. Publication
  3. Examination
  4. Allowance08/23/83
  5. Grant03/27/84
  6. Expired11/30/93

The letters patent expired on 11/30/1993: 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: 06/19/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. M. (pessoa física)

Inventors

F. T. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.4

06/19/1984

RPI 713

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

12/13/1983

RPI 686

Deferimento

#9.1

08/23/1983

RPI 670

Republicação - classificação IPC

#15.11

11/30/1982

RPI 632

Exigência - art. 36 da LPI

#6.1

10/19/1982

RPI 626

6.2

01/26/1982

RPI 588

Carta-patente expirada

#21.1

11/30/1993

RPI 1200

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