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Official data from INPI

ENTRETENIMENTO

ConcedidaUtility Model

Application data

Number

MU6200542

Type

Utility Model

Filing

04/26/1982

Publication

11/29/1983

Progress at the INPI

  1. Filing04/26/82
  2. Publication11/29/83
  3. Examination07/24/84
  4. Allowance04/16/85
  5. Grant10/29/85
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. S. (pessoa física)

SP, BR

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

08/06/1985

RPI 772

Deferimento

#9.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

07/24/1984

RPI 718

Publicação do pedido de patente

#3.1

11/29/1983

RPI 684

Pedido de patente depositado

#2.1

06/15/1982

RPI 608

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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