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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6201813

Type

Utility Model

Filing

02/08/1982

Publication

10/11/1983

Progress at the INPI

  1. Filing02/08/82
  2. Publication10/11/83
  3. Examination01/10/84
  4. Allowance09/15/87
  5. Grant05/31/88
  6. Expired11/15/94

The letters patent expired on 11/15/1994: 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/15/1987

RPI 882

15.10

06/16/1987

RPI 869

15.8

05/13/1986

RPI 812

Conhecimento de parecer técnico

#7.1

07/31/1984

RPI 719

Solicitação de exame técnico

#4.1

01/10/1984

RPI 690

Publicação do pedido de patente

#3.1

10/11/1983

RPI 677

Pedido de patente depositado

#2.1

03/30/1982

RPI 597

Carta-patente expirada

#21.1

11/15/1994

RPI 1250

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