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Official data from INPI

ENGATE DE ASSADEIRAS

ConcedidaUtility Model

Application data

Number

MU6301001

Type

Utility Model

Filing

07/13/1983

Publication

07/31/1984

Progress at the INPI

  1. Filing07/13/83
  2. Publication07/31/84
  3. Examination08/05/86
  4. Allowance11/10/87
  5. Grant08/29/89
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Eco Equipamentos Ltda.

SP, BR

Inventors

D. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

11/01/1988

RPI 941

110

07/12/1988

RPI 925

Recurso

#12.1

03/15/1988

RPI 908

Deferimento

#9.1

11/10/1987

RPI 890

Exigência - art. 36 da LPI

#6.1

05/26/1987

RPI 866

Pedido de certificado de adição de invenção

#5.1

12/16/1986

RPI 843

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

14.1

10/08/1985

RPI 781

Publicação antecipada

#3.2

07/31/1984

RPI 719

Pedido de patente depositado

#2.1

09/27/1983

RPI 675

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

201

05/07/1991

RPI 1066

Pedido de licença voluntária

#17.1

10/16/1990

RPI 1037

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