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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6600223

Type

Utility Model

Filing

02/04/1986

Publication

10/06/1987

Progress at the INPI

  1. Filing02/04/86
  2. Publication10/21/86
  3. Examination12/16/86
  4. Allowance09/27/88
  5. Grant05/30/89
  6. Expired09/17/96

The letters patent expired on 09/17/1996: 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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Biotec Laminas e Material Didático Ltda .

SP, BR

Inventors

C. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/30/1989

RPI 971

Notificação para pagamento de retribuição

#13.1

01/10/1989

RPI 951

Deferimento

#9.1

09/27/1988

RPI 936

14.1

05/10/1988

RPI 916

Exigência - art. 36 da LPI

#6.1

12/22/1987

RPI 896

Publicação do pedido de patente

#3.1

10/06/1987

RPI 885

Solicitação de exame técnico

#4.1

12/16/1986

RPI 843

Publicação antecipada

#3.2

10/21/1986

RPI 835

Pedido de patente depositado

#2.1

08/19/1986

RPI 826

Carta-patente expirada

#21.1

09/17/1996

RPI 1346

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