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Official data from INPI

SEM TITULO

Em AnáliseUtility Model

Application data

Number

MU6201404

Type

Utility Model

Filing

10/14/1982

Publication

05/22/1984

Progress at the INPI

  1. Filing10/14/82
  2. Publication05/22/84
  3. Examination02/26/85
  4. Allowance10/15/85
  5. Grant07/29/86
  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: 01/13/1987. 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).

Pedido de licença compulsória

#20.1

01/13/1987

RPI 847

Concessão da patente

#16.1

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

10/15/1985

RPI 782

Solicitação de exame técnico

#4.1

02/26/1985

RPI 749

Publicação do pedido de patente

#3.1

05/22/1984

RPI 709

Pedido de patente depositado

#2.1

12/07/1982

RPI 633

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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