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Official data from INPI

Brinquedo de peças para montar

Em AnáliseInvention Patent

Application data

Number

PI7800189

Type

Invention Patent

Filing

01/12/1978

Publication

08/14/1979

Progress at the INPI

  1. Filing01/12/78
  2. Publication08/14/79
  3. Examination06/03/80
  4. Allowance01/26/82
  5. Grant04/26/83
  6. Expired07/20/93

The letters patent expired on 07/20/1993: 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: 08/27/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústria de Plásticos Elka Ltda.

BR

Inventors

E. K. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

08/27/1985

RPI 775

Cessão de direito de exploração

#22.1

04/02/1985

RPI 754

Concessão da patente

#16.1

04/26/1983

RPI 653

11.8

03/01/1983

RPI 645

Arquivamento - Art. 38 §2° da LPI

#11.4

12/28/1982

RPI 636

Notificação para pagamento de retribuição

#13.1

06/01/1982

RPI 606

Deferimento

#9.1

01/26/1982

RPI 588

Solicitação de exame técnico

#4.1

06/03/1980

RPI 502

Publicação do pedido de patente

#3.1

08/14/1979

RPI 460

Carta-patente expirada

#21.1

07/20/1993

RPI 1181

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