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Official data from INPI

APERFEIÇOAMENTOS INTRODUZIDOS EM TANQUE ACOPLÁVEL EM CHASSI DE CAMINHÃO

DeferidaInvention Patent

Application data

Number

PI8503435

Type

Invention Patent

Filing

07/16/1985

Publication

10/15/1985

Progress at the INPI

  1. Filing07/16/85
  2. Publication10/15/85
  3. Examination02/04/86
  4. Allowance08/29/89
  5. Grant10/30/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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

Codimaq-Máquinas e Equipamentos Rodoviários Ltda.

PR, BR

See this company's full portfolio

Inventors

C. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

08/29/1989

RPI 984

Exigência - art. 36 da LPI

#6.1

03/28/1989

RPI 962

14.1

05/12/1987

RPI 864

14.4

11/04/1986

RPI 837

Solicitação de exame técnico

#4.1

02/04/1986

RPI 798

Publicação antecipada

#3.2

10/15/1985

RPI 782

Pedido de patente depositado

#2.1

10/01/1985

RPI 780

Carta-patente expirada

#21.1

Patente extinta em 16/07/2000

07/15/2008

RPI 1958

Cessão de direito de exploração

#22.1

09/08/1992

RPI 1136

Pedido de licença compulsória

#20.1

07/02/1991

RPI 1074

20.7

06/25/1991

RPI 1073

Concessão da patente

#16.1

10/30/1990

RPI 1039

Notificação para pagamento de retribuição

#13.1

08/07/1990

RPI 1027

110

06/05/1990

RPI 1021

Recurso

#12.1

01/23/1990

RPI 1003

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