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Official data from INPI

SISTEMA DE AUTOPLASTIFICAÇÃO.

Em AnáliseInvention Patent

Application data

Number

PI7904321

Type

Invention Patent

Filing

07/04/1979

Publication

-

Progress at the INPI

  1. Filing07/04/79
  2. Publication
  3. Examination
  4. Allowance03/30/82
  5. Grant
  6. Expired04/18/95

The letters patent expired on 04/18/1995: 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: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. S. (pessoa física)

SP, BR

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

11/16/1988

RPI 943

Pedido de licença compulsória

#20.1

08/16/1983

RPI 669

Notificação para pagamento de retribuição

#13.1

07/20/1982

RPI 613

Deferimento

#9.1

03/30/1982

RPI 597

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B42C 11/06; B29C 27/30.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

04/18/1995

RPI 1272

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